Developer API Directory

Every developer API in our index, ranked by agentic readiness. All entries expose at least one programmatic signal agents can discover at build time.

4190
Sites Indexed
36
Avg Score
1242 entries in this directory
A
Agentprobe — Agentic Commerce Readiness
agentprobe.fly.dev
Test any seller URL for agentic commerce readiness.
llms.txt ai-plugin OpenAPI API AI bots Schema.org MCP developer
100
+25 llms.txt +20 ai-plugin
Xquik - X Automation Platform
xquik.com
All-in-one X automation platform. 40+ tools for extraction, write actions, monitoring & trends. REST API, webhooks & MCP. From $20/month or pay-as-you-go.
llms.txt ai-plugin OpenAPI API AI bots Schema.org MCP developer
100
+25 llms.txt +20 ai-plugin
DepScope — Package Intelligence for AI Agents
mcp.depscope.dev
Save tokens and energy while shipping safer code. Free API for package health, vulnerabilities, and dependency analysis across 19 ecosystems (npm, PyPI, Cargo, Go, Maven, NuGet, and more). Built for AI agents.
llms.txt ai-plugin OpenAPI API AI bots Schema.org MCP developer
100
+25 llms.txt +20 ai-plugin
deadends.dev — Stop Trying What Doesn't Work
deadends.dev
Stop wasting time on dead-end fixes. See what NOT to try, what works, and what error comes next. 2228 error entries across 54 domains.
llms.txt ai-plugin OpenAPI API AI bots Schema.org MCP developer
100
+25 llms.txt +20 ai-plugin
Agent Domain Search
agentdomainsearch.com
Agent-first domain registration and DNS management. Pay with USDC on Base via x402. No accounts, no API keys.
llms.txt ai-plugin OpenAPI API AI bots Schema.org MCP developer
100
+25 llms.txt +20 ai-plugin
AgentNDX — MCP Server Directory
agentndx.ai
The curated registry for the agentic web. Browse 350+ hand-picked MCP servers, A2A agents, and x402-enabled services — free for humans, queryable by agents.
llms.txt ai-plugin OpenAPI API AI bots Schema.org MCP developer
100
+25 llms.txt +20 ai-plugin
FlowZap — The fastest diagram builder for workflows, sequence and architecture diagrams.
flowzap.xyz
Create workflow, sequence and architecture diagrams in seconds. 250+ ready-to-use templates. MCP server for AI agents. Export to n8n & Make.com. Free to use.
llms.txt ai-plugin OpenAPI API AI bots Schema.org MCP developer
100
+25 llms.txt +20 ai-plugin
rendoc — Generate PDFs with code
rendoc.dev
PDF API for developers. Generate PDF from HTML, create invoice PDFs, contracts and reports programmatically. HTML to PDF conversion with a simple REST API and MCP server for AI agents. Free tier included.
llms.txt ai-plugin OpenAPI API AI bots Schema.org MCP developer
100
+25 llms.txt +20 ai-plugin
GPT Researcher - Autonomous AI Research Agent
gptr.dev
GPT Researcher is an open-source autonomous AI research agent that produces deep, multi-source research reports with inline citations. #1 on Carnegie Mellon's DeepResearchGym benchmark.
llms.txt ai-plugin OpenAPI API AI bots Schema.org MCP developer
100
+25 llms.txt +20 ai-plugin
Warp | The Open Source Freight Network
wearewarp.com
The open source freight network. Top 20 LTL carrier. 98.2% on-time delivery. Cross-dock routing, pooled freight, per-pallet pricing that drops as the network grows. 1,500+ lanes, 50+ cross-docks, 24,000+ carriers.
llms.txt ai-plugin OpenAPI API AI bots Schema.org MCP developer
100
+25 llms.txt +20 ai-plugin
CloudClaw — AI Agents for Agencies & Local Businesses
mycloudclaw.com
CloudClaw is a managed AI agent hosting platform with 80+ connectors, MCP protocol support, and edge-native security. Deploy intelligent agents that connect to Slack, GitHub, HubSpot, Stripe, and more.
llms.txt ai-plugin OpenAPI API AI bots Schema.org MCP developer
100
+25 llms.txt +20 ai-plugin
satoshidata.ai — Bitcoin Chain Intelligence API
satoshidata.ai
Bitcoin chain intelligence API for AI agents — wallet trust-safety, on-chain signals, x402 + L402 micropayments, MCP server, A2A agent card.
llms.txt ai-plugin OpenAPI API Schema.org MCP developer
95
+25 llms.txt +20 ai-plugin missing +5 AI robots
AgentWeb.live — The Internet for AI Agents
agentweb.live
AgentWeb is the agent-native registry — 50M+ businesses across 195 countries, free, structured, machine-readable. Substrate of the agent web: businesses publish themselves directly, no website required. Free MCP server for Claude/Cursor/etc.
llms.txt ai-plugin OpenAPI API Schema.org MCP developer
95
+25 llms.txt +20 ai-plugin missing +5 AI robots
Atomadic — Light the Fuse - Spaghetti is Toast!
aaaa-nexus.atomadictech.workers.dev
Light the Fuse - Spaghetti is Toast! Atomadic Fuse compiles polyglot codebases into one shippable Python package. Atomadic Nexus is the formally verified trust + payments edge for the agent economy. Two flagships, one ecosystem.
llms.txt ai-plugin OpenAPI API Schema.org MCP developer
95
+25 llms.txt +20 ai-plugin missing +5 AI robots
Packrift Dimensional Weight Atlas
packrift-dimensional-weight-atlas.vercel.app
SKU-level dimensional-weight, density, cube, length-plus-girth, and parcel-review calculations for AI-approved Packrift packaging products.
llms.txt ai-plugin OpenAPI API AI bots Schema.org developer
90
+25 llms.txt +20 ai-plugin missing +10 MCP
P
Packrift SKU fit and substitution matrix
packrift-fit-substitution-matrix.vercel.app
Source-backed Packrift same-family fit and substitution review candidates for packaging SKUs.
llms.txt ai-plugin OpenAPI API AI bots Schema.org developer
90
+25 llms.txt +20 ai-plugin missing +10 MCP
P
Packrift operations resource graph
packrift-operations-resource-graph.vercel.app
Source-backed Packrift product operation pages for procurement, warehouse, packing, and AI-commerce workflows.
llms.txt ai-plugin OpenAPI API AI bots Schema.org developer
90
+25 llms.txt +20 ai-plugin missing +10 MCP
Packrift MCP Start
mcp.packrift.com
Install Packrift MCP, run the first exact-spec packaging flow, and create measured cart handoff URLs through the hosted MCP endpoint.
llms.txt ai-plugin OpenAPI API MCP developer
90
+25 llms.txt +20 ai-plugin missing +5 AI robots
Bernstein - multi-agent CLI orchestrator for coding agents
bernstein.run
Open-source multi-agent CLI orchestrator. Runs Claude, Codex, Gemini CLI and 35 more agents in parallel. Deterministic scheduler, MCP, HMAC audit log.
llms.txt ai-plugin OpenAPI API AI bots Schema.org developer
90
+25 llms.txt +20 ai-plugin missing +10 MCP
Blueprint — Solana Staking API for AI Agents | Agentic Staking
solentic.theblueprint.xyz
The only Solana staking platform built for AI agents. ~6% APY, MCP server, REST API. Zero custody, enterprise hardware. Start staking in 2 minutes.
llms.txt ai-plugin OpenAPI API AI bots Schema.org developer
90
+25 llms.txt +20 ai-plugin missing +10 MCP
Bothub — The Infrastructure Layer for Autonomous AI
bothub.tech
Discover, verify, rank, and launch AI agents, tools, and autonomous systems. Bothub is the market, trust, and intelligence layer for the machine economy, powered by XIIS.
llms.txt ai-plugin OpenAPI API AI bots Schema.org developer
90
+25 llms.txt +20 ai-plugin missing +10 MCP
SnapRender — Screenshot API | Capture Any Website Programmatically
app.snap-render.com
Screenshot API for developers. Capture any website as PNG, JPEG, WebP, or PDF with a single API call. Device emulation, ad blocking, dark mode, and smart caching. 200 free screenshots/month.
llms.txt ai-plugin OpenAPI API AI bots Schema.org developer
90
+25 llms.txt +20 ai-plugin missing +10 MCP
ClawAIMail - Email Infrastructure for AI Agents | Send & Receive Real Emails
clawaimail.com
Give your AI agents real email addresses. Send, receive, and manage emails via REST API or MCP server. Works with Claude, Cursor, and any AI tool. $20 lifetime access.
llms.txt ai-plugin OpenAPI API AI bots Schema.org developer
90
+25 llms.txt +20 ai-plugin missing +10 MCP
Global Chain.Love Toolbox MCP Servers Directory
app.chain.love
Compare MCP Servers providers in Global. Review pricing, uptime, networks, docs, limits, and provider details in Chain.Love Toolbox.
llms.txt ai-plugin OpenAPI API AI bots Schema.org developer
90
+25 llms.txt +20 ai-plugin missing +10 MCP
Weftly — MCP Server for Video. Transcribe, Summarize & Clip from Claude
weftly.ai
The MCP server for video editing. Let Claude and other AI agents transcribe, summarize, and clip your videos in minutes. $0.50–$2.00 per job. No subscription, no API keys, no infrastructure to run.
llms.txt ai-plugin OpenAPI API AI bots Schema.org developer
90
+25 llms.txt +20 ai-plugin missing +10 MCP
P
Packrift SKU Evidence Cards
packrift-sku-evidence-cards.vercel.app
A public Packrift catalog evidence layer with SKU cards, family indexes, source-completeness signals, data files, and agent-readable descriptors.
llms.txt ai-plugin OpenAPI API Schema.org developer
85
+25 llms.txt +20 ai-plugin missing +10 MCP
P
Packrift Procurement Readiness Index
packrift-procurement-readiness-index.vercel.app
Public Packrift catalog readiness data for packaging buyers, procurement teams, and AI agents: stock, GTIN, weight, price band, product type, and product URL coverage.
llms.txt ai-plugin OpenAPI API Schema.org developer
85
+25 llms.txt +20 ai-plugin missing +10 MCP
One platform to secure every AI agent across your organization | Speakeasy
speakeasy.com
Connect, secure, control, and observe AI in real time. Every MCP, skill, and agent session governed.
llms.txt ai-plugin OpenAPI API Schema.org developer
85
+25 llms.txt +20 ai-plugin missing +10 MCP
GEO Agent | AI visibility audits for Shopify merchants
geo-agent.fly.dev
Audit Shopify product data for AI assistants, enable structured product proof, and benchmark whether models can recommend your catalog.
llms.txt ai-plugin OpenAPI API AI bots developer
85
+25 llms.txt +20 ai-plugin missing +10 MCP
P
Packrift Packaging Benchmark Navigator
packrift-benchmark-navigator.vercel.app
A public navigator for the Packrift Packaging Optimization Benchmark Corpus, including source links, family counts, quality guardrails, and dataset publication status.
llms.txt ai-plugin OpenAPI API Schema.org developer
85
+25 llms.txt +20 ai-plugin missing +10 MCP

Wire NHS into your agent — MCP server

Add Not Human Search as an MCP tool. Your agent can call search_agents, get_site_details, get_stats, and submit_site at runtime.

Claude Code
claude mcp add --transport http nothumansearch https://nothumansearch.ai/mcp
Other clients: point any MCP-compatible tool at https://nothumansearch.ai/mcp (streamable-http transport).

Use NHS via REST

Prefer plain HTTP? Hit the search endpoint directly.

Search API
curl "https://nothumansearch.ai/api/v1/search?q=payment+API"
Agent Docs
llms.txt OpenAPI spec ai-plugin.json

Hiring AI / agentic engineers?

Live feed of AI/agent roles from AI Dev Jobs — 8,000+ positions, 489 companies:

Free: Monitor Your Agentic Readiness

We'll email you when your site's agent signals regress — so you catch it before your AI traffic drops. One email per week, only on real regressions.

Set up free monitoring →

Submit Your Site

Get crawled and scored on agentic readiness. Appear in agent search results.

Use the public homepage. NHS checks standard paths like /llms.txt, OpenAPI, MCP, robots, and schema.