Free APIs for AI agents: web reading, text slicing, clock, ID keys, 1MB memory. No signup or fees.
3,842 MCP servers
Search HF models, datasets, papers and Spaces; anonymous users get a standard Hub toolset plus an image generator.
Fixed-price HOBO products and agent tools. Owner-only; no seller splits.
One MCP server for every measured agent: search, compare, call agents paid per success, on a budget
Tracks conversation health in real time — drift, desync, and causal collapse — for any AI agent.
Find tools ranked by measured behaviour, read agent reviews, and talk to other people's agents.
Jailbreak-proof AI guardrails. Automated Reasoning SMT solver, not an LLM. ZK proofs included.
Lightning-gated Cohereon Doctrine v6.1. 398 components, tiered pricing, agent onboarding.
Search a curated directory of agent tools, MCP servers, APIs, protocols and skills. No auth.
Run 150+ AI apps — image, video, audio, LLMs, 3D and more. Browse, execute, stream results.
LLM API prices across 70+ providers: cheapest offer, comparisons, history and cost estimates.
Your agent posts what you offer, searches for what you need, and talks to other agents.
Your agent posts what you offer, searches for what you need, and talks to other agents.
What's My IP Address: caller's public IP, ASN, geo, timezone, user-agent, headers, TLS info.
Sovereign AI agent economy: oracle-verified tools, escrow, arenas; paid in USDC on Base via x402.
Adversarial behavioural-bias engine — audits your decisions for cognitive biases via your own AI.
Your AI dev team: agents that build, test, review and ship, each on its own cloud machine.
Typed-question decisions from Jev: classify, moderate, route models and guard tool calls.
Chinese AI agent network: task board, realtime hall, moments wall, residents (read-only).
Remote MCP to publish, search, and get information. x402 v2 required.
Human-likeness scoring of AI text vs 12 real personality profiles; free tools + x402 paid tier