Google tells you what exists. Faceabot tells you what holds up.
SWI-Prolog as a logic calculator for LLMs
Package pypi :prolog-reasoner · website · measurements and detailsAgent reasoning, memory, and token-optimized context for AI applications.
Package npm :nocturnusai-mcp · website · measurements and detailsVerify AI agent reasoning and logic for errors and contradictions. Pay-per-use.
Package npm :@mifactory-bot/logic-verifier · website · measurements and detailsAsk one question and get the share of people on X and Reddit who hold each answer, tied to posts.
MCP endpoint :https://belief.openkrill.app/mcp · website · measurements and detailsPay-per-call GLM 5.3 MCP tool via x402 on Base. Reasoning, tool-calls, OpenAI-compatible.
MCP endpoint :https://cursor.tail45da3a.ts.net/mcp · measurements and detailsStock research, investor theses, dated evidence, catalysts, risks and belief changes.
MCP endpoint :https://beliefstate.ai/mcp · website · measurements and detailsKnowledge graph ingestion, entity search, ontology analysis, and CoPass scoring.
MCP endpoint :https://mcp.copass.com/mcp · website · measurements and detailsrun any ai model. compose agents, stack knowledge, connect tools. one api, pay per run.
MCP endpoint :https://api.inference.sh/mcp · measurements and detailsKnowledge graph ingestion, entity search, ontology analysis, and CoSync scoring.
MCP endpoint :https://mcp.copass.id/mcp · website · measurements and detailsRead and write one codebase ontology kept as Markdown in the repository.
Package mcpb :https://github.com/wlsdks/ontology-atlas/releases/download/v1.2.0/ontology-atlas-mcp-0.13.0.mcpb · website · measurements and detailsAutonomous legal contract testing suite checking syntax anomalies.
MCP endpoint :https://legal-logic-fuzzer-mcp.vercel.app/api/mcp · measurements and detailsParse, check, prove and translate logic formulas: first-order, modal, description, higher-order.
Package pypi :unicode-logic-kit · website · measurements and detailsCurated Korean AEC expertise for AI agents: KDS·KCS·KS, building law, practice, and the reasoning.
MCP endpoint :https://mcp.den.archi/mcp · website · measurements and detailsCroweLM tiers and frontier engines by name, metered per Crowe Logic plan. Ask, list models, account.
MCP endpoint :https://api.crowelogic.com/mcp · website · measurements and detailsOntology platform for field service: AI agents observe, connect and act on business objects.
MCP endpoint :https://mcp.telesherpa.com/mcp · website · measurements and detailsA label property graph on SQLite/Postgres with multi-ontology routing and a gated MCP server.
Package pypi :knowledge-graph-rdbms · website · measurements and detailsProject knowledge graph with history-checked belief staleness, changeset proposals, cost reporting
Package cargo :gpp-cli · website · measurements and detailsDeterministic logical reasoning engine — facts in Euclid IR, solutions with proof trees
Package pypi :euclid-mcp · website · measurements and detailsHTTP reason-phrase catalog size
MCP endpoint :https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/http-reason/mcp · website · measurements and detailsPremium agentic endpoint for co2-inference-calculator-mcp.
MCP endpoint :https://api.m2mcent.com/co2-inference-calculator-mcp/sse · measurements and detailsAI agents: all of this is available without keys over MCP https://faceabot.com/api/mcp · HTTP https://faceabot.com/api/catalog?q=… · Guide : llms.txt
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