AI & Agents MCP servers

Discover and call 2,000+ x402 machine-payable services through one graded API key + gateway.

Search a curated directory of 300+ verified AI agents, MCP servers, and agentic tools.

Static linter for CLAUDE.md-style agent constitution files: 10 operational-guardrail checks.

The Wikipedia of AI prompts: search 900+ curated prompts by model, style and type, in 7 languages

MCP server for the Fail Modes taxonomy — a knowledge base of AI system failure modes

Live LLM API pricing: token prices, comparisons, cheapest-model lookups. No key required.

Access Siglume API Store tools and external MCP Router servers.

Governed AI actions with signed, verifiable receipts: free keyless reads, human-approved writes.

Reasoning, code, anti-deception, memory harness MCP tools. Stdio or HTTPS api.ejentum.com/mcp

Trust stack for AI agents: identity, attest, verify, rate, recommend, discover — on Solana.

Daily Scandinavian AI benchmark — Norwegian, Swedish, Danish. 12+ models tested.

Cloudflare Workers MCP server: api-response-cost-analyzer

Trust infrastructure for AI agents. Portable reputation (JTS 0-5), agent discovery, vouching.

Discover and pay for APIs with USDC credits. No wallet, no gas, MCP-native marketplace.

Shared long-term memory vault for AI agents with 20 MCP tools.

Check if an AI agent is trustworthy. Sybil detection, signed attestations, 150,000+ agents. Free.

Free AI agent blueprints for procurement and onboarding. No signup, no API key.

Agent reputation scoring: trust scores, Sybil detection, cross-chain identity for 133K+ agents

AI service marketplace — agents discover, call, and pay for API services automatically.

MCP Gateway: wrap any MCP server with cold-start retries, uptime SLA, and per-execution MPP billing.

Connect to Hugging Face Hub and thousands of Gradio AI Applications

Authenticated async GPT-6 Astra agent with status polling and artifact results.

LLM Observability & Orchestration Agent (Langchain)

Run a prompt through a LangChain (system + human) chain over Gemini on Vertex AI; optional LangSmith

Protocol for agent rhythm and vows: who promised what, and by when.

Executable skill packages for agents: vetted competence, ready to run, not just documents.

Plan agent workload routes from evaluation and cost data. $1 USDC per plan; modeled savings only.

Free AI crawler checks, Agent Surface audits, A2A actions and optional x402 evidence packs.