FOCUS DATA MCP Server is an AI assistant service that converts natural language into SQL statements. It uses a two-step generation scheme to control LLM hallucinations and increase the trust of non-technical users in SQL results.

Linkup for Claude is a tool that provides real-time Internet access capabilities for the AI assistant Claude, breaks through its knowledge cutoff limit, enables it to obtain the latest news, high-quality content, and trusted sources, and improves the timeliness and accuracy of answers.

Cloaked is a trust - minimized AI agent payment solution based on Solana. It enforces consumption limits (such as single - transaction, daily, and total limits) on the chain to prevent agents from exceeding their authority or making malicious consumption. It also provides a standard mode and a zero - knowledge proof privacy mode, supporting SOL and USDC payments.

EVDI is an end - to - end verifiable data infrastructure that provides digital identity and credential management for the AI agent ecosystem. It enables the authentication and trust establishment of AI agents through the Self - Sovereign Identity (SSI) model. The MCP Server, as an adapter for the SSI issuance service, exposes SSI operations as tools that can be called by AI models, supporting credential management and verification functions.

A Bitcoin AI tool and Nostr trust scoring server based on MCP, enabling pay - per - use access through the Lightning Network L402 protocol, providing a Web of Trust score to prevent Sybil attacks and Nostr identity tools.

The Cheqd MCP Toolkit is a modular framework built around the Model Context Protocol (MCP) to standardize identity interactions for AI agents. It provides functions for securely managing decentralized identities (DIDs), verifiable credentials, and trust registries, and is a key component of AI-driven identity systems.

Swarm.at is an open ledger protocol based on hash chains, used to record and verify the action settlements of AI agents. It provides tamper - proof, auditable public records, supports multiple framework adapters, predefined workflow templates, and a reputation - based trust system, ensuring the transparency and trustworthiness of multi - agent collaboration.

Upsonic is a reliability - focused framework aiming to achieve trustworthy agent workflows within an organization through advanced reliability features such as a validation layer, triangular architecture, validation agents, and an output evaluation system. It addresses key challenges such as reliability, Model Context Protocol (MCP), integrated browser and computer usage, and secure runtime.