mcpField

Skills

97,222 packaged capabilities and playbooks for agents. Install any of them with one command.

Marketing & growth

T
time-to-first-value
time-to-first-value
aidevgtm / gtm-cofounder

Turn a curious developer into an activated one: the docs, quickstart, and first-run experience that get them to their first real win quickly and bring them back. Use when people sign up or star the repo but never get it working, visit once and never return, or you're about to drive traffic to a leaky first-run experience.

Marketing & growth173
T
tuzi-post-to-wechat
tuzi-post-to-wechat
tuziapi / tuzi-skills

Publish content to WeChat Official Accounts via API or Chrome CDP. Supports publishing articles (HTML, Markdown, or plain text input) and image-text posts (multiple images). Use when the user mentions “publish to official account,” “WeChat Official Account,” “image post,” “image-text,” or “article.”

Marketing & growth173
U
userflow-1
userflow-1
membranedev / application-skills

Userflow integration. Manage data, records, and automate workflows. Use when the user wants to interact with Userflow data

Marketing & growth173
C
claude-ecosystem-promoter
claude-ecosystem-promoter
curiositech / some_claude_skills

Marketing and promotion specialist for Claude ecosystem technology — MCP servers, skills, plugins, and agents. Expert in community engagement, registry submissions, content marketing, and developer

Marketing & growth172
C
curated
curated
membranedev / application-skills

Curated integration. Manage Organizations, Users, Goals, Filters. Use when the user wants to interact with Curated data.

Marketing & growth172
K
knock-notification-best-practices
knock-notification-best-practices
knocklabs / skills

Comprehensive guidelines for designing, writing, and implementing effective notification systems across email, push, SMS, in-app, and chat channels.

Design & UI172
L
linkfox-jiimore-get-niche-info-by-asin
linkfox-jiimore-get-niche-info-by-asin
linkfox-ai / linkfox-skills

Deeply analyzes Amazon niches by product ASIN, covering monopoly level, brand concentration, new product success rate, and market opportunity score. Trigger this skill when users mention niche analysis by ASIN, ASIN market research, finding the niche for an ASIN, monopoly assessment, brand concentration analysis, new product success rate, market demand score, competitive landscape, Amazon submarket exploration, ASIN niche analysis, niche by ASIN, monopoly level, brand concentration, new product success rate, market opportunity score, competitive landscape, or Jiimore data. Even if the user does not explicitly mention “niche” or “ASIN,” trigger this skill whenever their request involves assessing the competitive landscape, brand density, or opportunity potential of the niche associated with a product ASIN.

Marketing & growth172
M
market-intelligence-gather
market-intelligence-gather
qodex-ai / ai-agent-skills

Gather and analyze competitive advertising campaigns. Extracts competitor ad content, messaging strategies, and market positioning information.

Marketing & growth172
M
medium
medium
acedatacloud / skills

Read and publish on Medium (medium.com) with the user's own login cookies (BYOC) — list their posts with clap/response stats, inspect one post, and publish a new story. Use when the user mentions Medium, "my Medium posts", reading their post stats (claps/reads), or publishing a story to Medium.

Marketing & growth172
P
paw-mkt-influencer
paw-mkt-influencer
pawbytes / skill-suites

Influencer and creator partnerships. Use when the user requests “influencer,” “brand ambassador,” “creator partnership,” “UGC program,” “sponsored content,” or “affiliate program.”

Marketing & growth172
P
paw-mkt-psychology
paw-mkt-psychology
pawbytes / skill-suites

Applies behavioral science and persuasion frameworks to marketing. Use when the user requests “cognitive bias,” “loss aversion,” “social proof,” “scarcity,” “Cialdini,” or “persuasion framework.”

Marketing & growth172
P
paw-mkt-seo
paw-mkt-seo
pawbytes / skill-suites

SEO specialist for technical audits, keyword strategy, and GEO. Use when the user requests “SEO,” “keyword research,” “schema markup,” “crawlability,” “pSEO,” “GEO,” “search rankings,” or “link building.”

Marketing & growth172
S
self-media-content-strategy
self-media-content-strategy
yanhua1010 / self-media-content-workflow

Turn account positioning and business goals into an actionable social media content strategy. Use for launching an account, repositioning, setting content mix, planning series, building a topic pool, scheduling weekly or monthly content calendars, assessing capacity, and defining platform roles. Do not use this Skill for writing a single post or reviewing data alone.

Marketing & growth172
T
talk-to-users
talk-to-users
aidevgtm / gtm-cofounder

Run developer customer discovery via a Technical Advisory Board (TAB). Use when the user has never interviewed a user who isn't a friend, is inventing messaging from a conference room, or is guessing at the roadmap instead of hearing the pain firsthand.

Marketing & growth172
T
tutorial-creation
tutorial-creation
vivy-yi / xiaohongshu-skills

Use when creating educational tutorial content for Xiaohongshu, teaching skills or processes step by step, creating how-to guides, or structuring instructional content for maximum learning and retention

Creative & media172
V
voice-dna-creator
voice-dna-creator
az9713 / ai-co-writing-claude-skills

Analyze writing samples to create a comprehensive voice DNA profile. Use when the user wants to capture their unique writing voice, needs to create a voice profile for AI content, or is setting up a new writing system.

Creative & media172
V
voice-injection-rewriter
voice-injection-rewriter
guia-matthieu / clawfu-skills

Use when rewriting AI-generated text to match a specific person's or brand's authentic voice. Use when AI output sounds generic, corporate, or detectable. Unlike generic "humanizers," this skill requires voice analysis input and produces voice-consistent output, not fake imperfections.

Marketing & growth172
W
wechat-title-optimizer
wechat-title-optimizer
steelan9199 / wechat-publisher

A public account title optimization specialist for creators of technical and productivity-tool content. Use this skill when users need to optimize article titles, improve click-through rates, diagnose title issues, or find inspiration for viral titles. Supports protection of technical trending terms, multidimensional optimization analysis, and scenario-based title recommendations. It can intelligently read article content in context and optimize titles based on the actual content, ensuring a strong match between title and content.

Marketing & growth172
W
weibo
weibo
acedatacloud / skills

Read and post on 微博 / Weibo (weibo.com) with the user's own login cookies (BYOC) — list their recent posts with repost/comment/like counts and publish a new 微博. Use when the user mentions 微博 / Weibo, "我的微博", reading their post engagement, or 发微博 / posting to Weibo.

Marketing & growth172
B
building-workflows
building-workflows
posthog / ai-plugin

Build, edit, test, enable, and monitor PostHog workflows over MCP. Author the action/edge graph so it runs and opens cleanly in the visual editor, then change drafts surgically with patch operations. Use when asked to build, set up, automate, change, fix, or debug a workflow, campaign, broadcast, drip sequence, or event-triggered automation in the workflows product, including first-time messaging setup (email channel, sending domain, frequency cap) before the first workflow.

Marketing & growth171
C
cold-email
cold-email
cold-iq / coldiq-s-gtm-skills

Expert cold email strategist for B2B outbound campaigns. Use for questions about cold email writing, email sequences, deliverability, domain warmup, SPF/DKIM/DMARC setup, personalization, templates, copywriting frameworks, compliance (CAN-SPAM, GDPR), bounce management, inbox placement, email infrastructure, sequencing tools (Instantly, Smartlead, Lemlist), or cold outreach strategy. Also triggers on “cold email,” “email sequence,” “deliverability,” “warmup,” “SPF,” “DKIM,” “DMARC,” “bounce rate,” “spam,” “inbox placement,” “email template,” “follow-up email,” “outbound email,” “Instantly,” “Smartlead,” “email copy,” “subject line,” and “personalization.” Do not use for marketing emails or newsletters.

Marketing & growth171
C
content-planner
content-planner
nowork-studio / notfair-plugin

GSC-driven content calendar. Pulls real Search Console data, finds the highest click-potential opportunities (striking-distance queries at positions 5–20, unanswered query intent, related-keyword expansions), and produces a dated, prioritized content calendar—ready to hand to /content-writer. Use when the user asks “plan my content”, “what should I write next”, “content calendar”, “content plan”, “content roadmap”, “editorial calendar”, “what topics will rank”, “find quick-win SEO topics”, “click-potential analysis”, or “schedule my SEO content”.

Marketing & growth171
C
content-strategy
content-strategy
podo / design-agent-skills

Define what content a product needs, how it is structured, and who owns it. Content audit, content model, voice and tone, governance, and content hierarchy

Design & UI171
C
copywriting
copywriting
growthx-club / build-sprint-skills

When the user wants to write, rewrite, or improve marketing copy for any page — including homepage, landing pages, pricing pages, feature pages, about pages, or product pages. Also use when the user says "write copy for," "improve this copy," "rewrite this page," "marketing copy," "headline help," "CTA copy," "value proposition," "tagline," "subheadline," "hero section copy," "above the fold," "this copy is weak," "make this more compelling," or "help me describe my product." Use this whenever someone is working on website text that needs to persuade or convert. For email copy, see emails. For popup copy, see popups. For editing existing copy, see copy-editing. For the offer underneath the copy (bonuses, guarantees, value framing), see offers.

Marketing & growth171
D
dbs-benchmark
dbs-benchmark
pluviobyte / rnskill

dontbesilent benchmark analysis. Use the five-filter method to find benchmarks worth emulating while filtering out all the noise about “me”. Triggers: /dbs-benchmark, /对标, “帮我找对标”, “我该模仿谁”. Benchmark analysis using dontbesilent's five-filter method. Triggers: /dbs-benchmark, “find me a benchmark”, “who should I copy”.

Marketing & growth171
D
dbs-resonate
dbs-resonate
pluviobyte / rnskill

Draft resonance diagnosis. You’ve finished a piece of content but aren’t sure it will connect—perhaps it won’t get views, resonate with the audience, or achieve a high completion rate. Submit the draft to this skill for a communication psychology-based diagnosis of whether it resonates, what the issues are, and how to fix them. Triggers: /dbs-resonate, “这个文稿有没有戳中人”, “帮我看看能不能发”, “这个完播率会不会低”, “文稿发出去有没有流量”. Draft resonance diagnosis. You finished a draft but aren't sure it will connect. Diagnoses psychological resonance issues and gives specific fixes. Triggers: /dbs-resonate, “will this resonate”, “check my draft”, “will people watch this”.

Marketing & growth171
F
facebook-ads
facebook-ads
thatrebeccarae / claude-marketing

Meta Ads (Facebook & Instagram) platform expertise. Audit campaigns, audiences, creative strategy, pixel tracking, and CAPI. Use when the user asks about Facebook Ads, Instagram Ads, Meta Ads, social media advertising, Advantage+ campaigns, or Meta pixel/CAPI setup.

Marketing & growth171
G
generative-media-skills
generative-media-skills
podo / design-agent-skills

Skills for AI media generation through the muapi.ai platform: cinematic video direction, image generation with Nano Banana, Seedance 2.0 video, UGC and product video ads, logos, UI mockups, YouTube thumbnails and shorts, social posts and AI clipping. Routes to models such as Midjourney v7, Flux Kontext, Kling 3.0 and Veo3. Requires a muapi account and the muapi CLI.

Creative & media171
G
google-ads-anomaly-detection
google-ads-anomaly-detection
eliasmalmsandberg / google-ads-skills

When the user wants to investigate a sudden performance change in Google Ads — CPA spike, CVR drop, impression collapse, CTR shift, spend surge, or ROAS decline — or wants to set up proactive monitoring to catch issues early. Triggers on 'performance drop', 'CPA spike', 'why did performance drop', 'impressions dropped', 'CTR dropped', 'conversions disappeared', 'spend increased unexpectedly', 'anomaly', 'performance issue', 'account went wrong', 'diagnose account', 'monitoring', or 'alert setup'. For budget pacing issues see google-ads-budget-management. For ongoing Quality Score issues see google-ads-quality-score.

Marketing & growth171
R
ra-video-wash-pipeline
ra-video-wash-pipeline
pluviobyte / rnskill

End-to-end Chinese video rewriting pipeline. Use when the user provides a Bilibili, Douyin, Xiaohongshu, YouTube, or web video URL, or a local video file, and asks for video script rewriting, video remixes, rewriting and producing a video, rewriting a linked video, extracting a verbatim transcript and rewriting it, or producing a new AI video from a source video. Orchestrates ra-逐字稿提取skill and ra-洗稿, ending at the 01-内容生产/视频工作台/待制作/ handoff queue; production continues through ra-video-production-director only on explicit request (直接制作/直接出片/一条龙).

Creative & media171
S
self-media-content-brief
self-media-content-brief
yanhua1010 / self-media-content-workflow

Clarify requirements and generate a reviewable creative brief for a single piece of content or multi-platform self-media content. Use when the user provides only a one-line topic, a link, source material, a product, or vague creative requirements and needs to confirm the target audience, content goals, core judgment, angle, depth, tone, evidence, boundaries, and platform differences. Do not use for pure data analysis, revisions after the direction is confirmed, or fine-tuning details.

Marketing & growth171
C
competitive-analyst
competitive-analyst
404kidwiz / claude-supercode-skills

Competitive intelligence specialist focused on systematic competitor analysis, market positioning assessment, and strategic advantage identification. Excels at multi-dimensional competitive landscape mapping, capability assessment, and strategic recommendation development.

Marketing & growth170
C
content-seo
content-seo
vivy-yi / xiaohongshu-skills

Use when you need to optimize content for search visibility, increase organic reach, and rank higher in Xiaohongshu's recommendation algorithm

Marketing & growth170
D
dbs-content-system
dbs-content-system
pluviobyte / rnskill

dontbesilent content structuring system. Turn a large local collection of drafts, posts, topics, case studies, and course materials into a content structuring project that can grow over time: first audit its size and scope, then create a project, copy materials, extract content units, and generate topic maps and topic assembly drafts. Triggers: /dbs-content-system, /内容结构化系统, “把我的内容做成结构化系统”, “把本地素材变成可重组系统”, “帮我搭内容资产工程”, “我想把旧内容变成可复用资产”. Content structuring system. Audits local content volume, then builds a reusable content knowledge project with units, topic maps, and assembly drafts. Triggers: /dbs-content-system, “build a content structuring system”, “turn my archive into reusable assets”.

Marketing & growth170
D
dbs
dbs
pluviobyte / rnskill

Main entry point for the dontbesilent business toolkit. Dual mode: pre-task routing (which skill to use for your question) and post-task navigation (what to do next after a diagnosis). Triggers: /dbs, /商业, “帮我看看”, “下一步怎么走”. Main entry point for the dontbesilent business toolkit. Dual mode: pre-task routing + post-task navigation. Triggers: /dbs, /商业, “帮我看看”, “下一步怎么走”

Marketing & growth170
D
dbs-xhs-title
dbs-xhs-title
pluviobyte / rnskill

A title formula tool for Xiaohongshu image-and-text posts and general content. Choose the right option from 75 proven viral formulas, use it correctly, and understand why it fits. Not for finished-video titles, rewritten video titles, two-part Douyin titles, or writing to the finished-video directory 视频标题.md; use ra-video-title for those cases. Triggers: /dbs-xhs-title, /小红书标题, “帮我起个小红书标题”, “小红书标题公式”. Xiaohongshu article/general title formula tool. Pick the right formula from 75 proven templates. For finished video titles or two-part benchmark-driven titles, use ra-video-title instead. Triggers: /dbs-xhs-title, “xiaohongshu title”, “RED title formula”.

Marketing & growth170
E
explainer-video-guide
explainer-video-guide
101-skills / superpowers

Explainer video production guide: scripting, voiceover, visuals, and assembly. Covers script formulas, pacing rules, scene planning, and multi-tool pipelines. Use for: product demos, how-it-works videos, onboarding videos, social explainers. Triggers: explainer video, how to make explainer, product video, demo video, video production, video script, animated explainer, product demo video, tutorial video, onboarding video, walkthrough video, video pipeline

Creative & media170
G
google-ads-budget-management
google-ads-budget-management
eliasmalmsandberg / google-ads-skills

When the user wants help with Google Ads budget pacing, monthly budget tracking, campaign budget allocation, shared budgets, budget forecasting, underspending or overspending campaigns, or how to distribute spend across campaigns to hit targets. Triggers on 'budget pacing', 'campaign budget', 'underspending', 'overspending', 'monthly budget target', 'shared budget', 'budget allocation', 'budget optimization', 'hit budget target', 'budget forecast', 'limited by budget', or 'how to allocate budget across campaigns'. For bid strategies and how they interact with budget see google-ads-bidding.

Marketing & growth170
H
humanize-text
humanize-text
podo / design-agent-skills

Scores and rewrites text to remove AI writing patterns. Rates content across seven dimensions (AI vocabulary, content inflation, grammar patterns, UX copy quality, structural tells, punctuation, and meta-content), each on a 1–10 scale. Works with raw text, Figma URLs, and UI screenshots. Based on Wikipedia's Signs of AI Writing field guide.

Marketing & growth170
J
juejin
juejin
acedatacloud / skills

Read and publish on 掘金 / Juejin (juejin.cn) with the user's own login cookies (BYOC) — list their published articles with view/like/comment stats, inspect one article, and publish a new article. Use when the user mentions 掘金 / Juejin, "我的掘金文章", reading their article stats (阅读/点赞), or publishing/发文 to 掘金.

Marketing & growth170
L
linkfox-amazon-opportunity-report
linkfox-amazon-opportunity-report
linkfox-ai / linkfox-skills

Query Amazon business insight reports by keyword, covering six dimensions: market potential, product characteristics, user reviews, customer profiles, search trends, and pricing analysis, powered by AI

Marketing & growth170
L
linkfox-echotik-product-search
linkfox-echotik-product-search
linkfox-ai / linkfox-skills

Search and analyze TikTok product data, including sales, influencer sales, pricing, and commission rates, across 16 TikTok Shop sites. Trigger this skill when users mention TikTok product search, TikTok Shop product analysis, TikTok sales data, influencer sales, TikTok product selection, TikTok commission rates, TikTok product rankings, EchoTik data queries, TikTok product search, TikTok sales, influencer sales, TikTok commission, TikTok product selection, short-video e-commerce, or TikTok data. Even if users do not explicitly mention “EchoTik” or “TikTok,” trigger this skill whenever their needs involve searching for products on TikTok Shop or analyzing TikTok product performance metrics.

Marketing & growth170
L
linkfox-fastmoss-top-selling
linkfox-fastmoss-top-selling
linkfox-ai / linkfox-skills

Use FastMoss data to query best-selling product rankings in the global TikTok e-commerce market, with analysis by day, week, month, and category. Trigger for TikTok bestseller rankings, sales rankings, GMV rankings, category bestsellers, weekly product reports, or FastMoss. Also trigger when users want TikTok best-seller rankings or sales rankings by time period, even if “FastMoss” is not mentioned.

Marketing & growth170
L
linkfox-keepa-product-history
linkfox-keepa-product-history
linkfox-ai / linkfox-skills

Query historical time-series data for Amazon products, including price trends, BSR (Best Sellers Rank) trends, rating changes, seller counts, and monthly sales. Supports any ASIN across multiple Amazon marketplaces. Trigger for price history or tracking, BSR history or trends, historical pricing, price fluctuations, Keepa data, ranking history, price-drop alerts, historical Lightning Deal prices, Buy Box price trends, coupon prices, FBA/FBM price comparisons, changes in seller counts, rating trends, sales history, or related requests. Also trigger for Amazon product-level historical trends in price, rank, or sales, even if “Keepa” or “time-series data” is not mentioned.

Marketing & growth170
L
linkfox-sellersprite-competitor
linkfox-sellersprite-competitor
linkfox-ai / linkfox-skills

Use SellerSprite data to find and analyze competitors on Amazon across 12 marketplaces, including product metrics such as sales, BSR, pricing, ratings, and growth trends. Trigger when users mention competitor lookup or analysis, ASIN reverse lookup, competitive product research, finding similar products, market competitor discovery, product benchmarking, competitor sales estimates, analyzing competing listings, competitor analysis, ASIN reverse lookup, competitor sales, competitor research, SellerSprite, market competitor discovery, or competitor trends. Also trigger even without explicitly mentioning “SellerSprite” or “competitor lookup” if the request involves discovering and analyzing Amazon competitors using ASINs, keywords, seller names, brands, or categories.

Marketing & growth170
M
monetization-funnel
monetization-funnel
vivy-yi / xiaohongshu-skills

Use when needing to design or optimize the customer journey from awareness to purchase, maximize conversion rates, and build a sustainable monetization system

Marketing & growth170
P
paw-cra-video-longform
paw-cra-video-longform
pawbytes / skill-suites

Long-form and episodic video production pipeline (1-10 min, YouTube/web). Use when user requests 'long-form video', 'YouTube video', 'episodic video', or 'video series'.

Creative & media170
P
paw-mkt-guerrilla
paw-mkt-guerrilla
pawbytes / skill-suites

Designs unconventional tactics, growth hacks, and viral campaigns. Use when the user requests 'growth hack', 'viral campaign', 'guerrilla marketing', 'low-budget marketing', or 'marketing stunt'

Marketing & growth170
P
pp-dub
pp-dub
mvanhorn / printing-press-library

Every Dub feature, plus offline search, agent-native output, and a local SQLite store no other Dub tool has. Trigger phrases: `shorten a link with Dub`, `audit my Dub links`, `find dormant Dub links`, `review Dub bounty submissions`, `Dub partner leaderboard`, `use dub-pp-cli`, `run dub-pp-cli`

Marketing & growth170
P
product-discovery
product-discovery
ncklrs / startup-os-skills

Expert product discovery guidance for user research and problem validation. Use when conducting user interviews, validating problems, applying the jobs-to-be-done framework, sizing opportunities, customer segmentation, competitive analysis, prototype testing, usability testing, designing surveys, or synthesizing research insights. Covers discovery sprints, continuous discovery, and research operations

Design & UI170
P
product-position
product-position
podo / design-agent-skills

B2B SaaS product positioning, messaging hierarchy, and differentiation advisor. Applies Dunford, JTBD, Raskin, and Lochhead frameworks to produce positioning documents, messaging matrices, competitive framing, and strategic narratives.

Marketing & growth170
Q
qiangua-data
qiangua-data
vivy-yi / xiaohongshu-skills

Use when analyzing Xiaohongshu account performance, researching competitor strategies, finding trending topics and hashtags, or needing detailed audience insights beyond platform-native analytics

Marketing & growth170
R
roi-analysis
roi-analysis
vivy-yi / xiaohongshu-skills

Use when calculating marketing ROI on Xiaohongshu, measuring campaign return on investment, analyzing cost per acquisition, evaluating marketing spend efficiency, or proving marketing value to stakeholders

Marketing & growth170
S
signals-scout-customer-analytics
signals-scout-customer-analytics
posthog / ai-plugin

Signals scout for PostHog Customer analytics (Accounts). Watches per-account engagement for churn-risk shapes — engagement cliffs, dormancy, champion departure — and the expansion inverse.

Data & databases170
S
skill-cover
skill-cover
pluviobyte / rnskill

Create or revise Chinese social media covers using the registered Skill-封面 asset system, reusable styles, presenter identities, ratio-specific layouts, and precise replacement prompts. Use only when the user explicitly says “skill-cover”, “Skill-封面”, or “实战风格”; requests registered style or gesture assets; asks for simultaneous 3:4 and 4:3 registered-layout output; replaces a reference cover’s person with the current digital-human frame; or extends this registered cover system. Do not use for generic “制作封面/生成封面” requests; use dog-skill for generic cover requests.

Design & UI170
S
startup-launch
startup-launch
travisjneuman / .claude

Complete startup launch guidance from idea validation to market entry. Use when planning a new business, validating product ideas, or preparing for launch.

Marketing & growth170
T
tiktok
tiktok
acedatacloud / skills

Publish a creator's video directly to TikTok after their review and confirmation, or upload it to drafts when requested

Marketing & growth170
V
value-prop-that-converts
value-prop-that-converts
aidevgtm / gtm-cofounder

Write a developer value proposition that is specific, provable, and free of puffery. Use when the messaging leans on "powerful," "better," "seamless," or "best-in-class," when claims have no proof, or when the same line is supposed to reach both the developer and the buyer.

Marketing & growth170
A
activecampaign-automation
activecampaign-automation
sickn33 / agentic-awesome-skills

Automate ActiveCampaign tasks via Rube MCP (Composio): manage contacts, tags, list subscriptions, automation enrollment, and tasks. Always search tools first for current schemas.

Marketing & growth169
A
amazon-associates
amazon-associates
rocket-repos / agent-skills

Master the Amazon Associates affiliate program with commission optimization, link strategies, compliance requirements, and monetization best practices. Use when implementing affiliate marketing, creating product reviews, optimizing conversions, or building Amazon affiliate content.

Marketing & growth169
4081–4140 of 10,553

New to MCP?

From what the protocol is to installing your first server, these answers cover most first questions.

An open protocol that defines how AI applications connect to external tools and data in a uniform way. Clients talk to the model; MCP servers provide tools, resources and prompt templates. They exchange standard messages, so one server can be reused by many clients.