Blockscout MCP Server v0.15.0

What's Changed

• Reference for blockscout-analysis agent skill (#338 and #344)
• Metadata tag meta field causes excessive LLM token consumption (#339)
• get_transaction_info crashes for any transaction with token transfers due to Pydantic alias round-trip failure (#340)

Full Changelog: v0.14.0...v0.15.0

Blockscout MCP Server v0.14.0

What's Changed

• Upgrade to Python MCP SDK v1.26.0 (#273)
• Extract _meta from request context (#316)
• Preparation to submission as ChatGPT App (#331):
  • Add DNS Rebinding Protection Configuration for Ngrok Tunneling (#314)
  • Update DNS rebinding protection behavior to use defaults when allow lists are empty (8892067), later - more proper fix "DNS rebinding protection causes 421 errors on non-localhost deployments" (#333)
  • Enable Structured Output with Human-Readable Summaries for ChatGPT Apps Compatibility (#319)
  • Claude Desktop ignores structuredContent, only analyzes content field (#324)
  • Add ChatGPT Apps tool invocation status messages (#326)
  • Move tool title from annotations to top-level Tool field (#327)
• Add EvaluationSuite to intermediary header allowlist for eval traffic identification (#335)

Full Changelog: v0.13.0...v0.14.0

Blockscout MCP Server v0.13.0

What's Changed

• DXT/MCPB support is deprecated since the server is published in Anthropic Connectors (#261)
• Refactor get_latest_block into get_block_number with time-based lookup support (#262)
• Improve Portfolio Analysis Instructions and Contextual Hints (#264)
• Include first transaction details in get_address_info for account age calculation #266
• Move get_transaction_logs to direct_api_call Specialized Handler (#268)
• Make age_from parameter mandatory in transaction tools (#275)
• transaction_summary crashes with 'NoneType' object has no attribute 'get' when API returns null (#278)
• Expose transaction logs endpoint in direct_api_call curated list (#281)
• Enrich get_transaction_info with Account Abstraction Data (#280)
• TokenTransfer validation fails when token field is null on Base transactions (#286)
• AI Agents Incorrectly Assume All User Operations Succeeded (#292)
• Migrate transaction_summary to direct_api_call Handler (#297)
• Add Specialized Handler for User Operation Endpoint (#304)
• Add Data Ordering and Anchor Resumption Rules to Prevent Data Loss (#302)

Full Changelog: v0.12.0...v0.13.0

Blockscout MCP Server v0.12.0

What's Changed

• Handle null total supply in token search results (#251)
• LLMs try to calldirect_api_call with incorrect params (#254)
• direct_api_call could consume entire context window (#255)
• Add evaluation runner script for MCP server testing (#258)

Full Changelog: v0.11.0...v0.12.0

Blockscout MCP Server v0.11.0

What's Changed

• Support PORT environment variable for HTTP port configuration (#230)
• Implement Community Telemetry for Self-Hosted Instances (#232)
• Centralize ToolAnnotations for all MCP Tools (#242)
• Refactor direct_api_call to use a dispatcher for specialized handlers (#238)
• Enhance Server Instructions with Binary Search Approach (#247)
• Add MCP Registry publishing configuration and workflow (#248)

Full Changelog: v0.10.0...v0.11.0

Blockscout MCP Server v0.10.0

What's Changed

• Blockscout X-Ray GPT showcase (#209)
• Introduce direct_api_call tool for generic Blockscout endpoint access (#215)
• Default endpoint for HTTP Streamable changed to /mcp without trailing slash (#218)
• Gemini CLI skips read_contract tool due to missing types in parameter schema (#222, #224)

Full Changelog: v0.9.0...v0.10.0

Blockscout MCP Server v0.9.0

What's Changed

• Add settlement_layer_chain_id to ChainInfo model (#204)
• Add inspect_contract_code tool for smart contract source code analysis (#206)

Full Changelog: v0.8.0...v0.9.0

Blockscout MCP Server v0.8.0

What's Changed

• Add Mixpanel Analytics for Tool Invocation (#173)
• Allowlisted Intermediary Header for Composite MCP Client Name (#202)

Full Changelog: v0.7.0...v0.8.0

Blockscout MCP Server v0.7.0

What's Changed

• Implement TTL Caching and Concurrency Guard for get_chains_list (#187)
• Implement Fine-Grained Locking in ChainCache for Thread Safety (#192)
• Update MCP server for Blockscout API v9.0.0 breaking changes (#195)
• Add new MCP tool read_contract (#190)

Full Changelog: v0.6.2...v0.7.0

Blockscout MCP Server v0.6.2

What's Changed

• Replace Rich Formatting in Logging (#176)
• API.md error handling documentation is incomplete and lacks error response structure (#178)
• Include DXT extension and Cursor installation option in documentation (#179)
• HTTP clients in common.py do not follow redirects #182
• Refactor get_chains_list to Improve Chain Data Consistency and Caching (#184)

Full Changelog: v0.6.1...v0.6.2