Changelog:

• http4k-*: Upgrade versions
• http4k-connect-amazon-instancemetadata: [Fix] Http InstanceMetadataService will now refresh tokens properly. H/T @oharaandrew314

Changelog:

• http4k-ai-mcp-sdk: [Fix] resource parameter in OAuth corrected (was "resourceUri")

Changelog:

• http4k-*: Upgrade versions
• http4k-ai-mcp-sdk: [Breaking] Support for 2025-06-18 spec. Changes to require OAuth resource indicators now require the MCP server URL to be used (to prevent token attack) so if you are using OAuth then you will need to specify it at creation time
• http4k-connect-amazon-instancemetadata: [Unlikely Break] Support IMDSv2. H/T @oharaandrew314

Changelog:

• http4k-*: Upgrade some dependency versions
• http4k-connect-langchain: [Breaking!] This is now http4k-ai-langchain4j. The packages have been moved to org.http4k.ai.langchain4j - you can search and replace the imports to fix the breaks.
• http4k-ai-mcp-sdk: Add new draft spec features to model.
• http4k-ai-llm-anthropic: [New module!] Universal LLM support for OpenAI.
• http4k-ai-llm-azure: [New module!] Universal LLM support for Azure and Azure GitHubModels.
• http4k-ai-llm-gemini: [New module!] Universal LLM support for Google Gemini models.
• http4k-ai-llm-github: [New module!] Universal LLM support for GitHubModels through the GitHub API.
• http4k-ai-llm-openai: [New module!] Universal LLM support for OpenAI and compatible LLM APis, including Gemini, Azure, GitHubModels

Changelog:

• http4k-*: Upgrade some dependency versions
• http4k-server-undertow: [Fix #1365] Gracefully handle unrecognized/invalid HTTP verbs
• http4k-mcp-core: [Breaking] Rename Reference.Resource to Reference.ResourceTemplate.
• http4k-connect-ai-langchain: [Breaking] Rename some classes for consistency. Easy fix :)

Changelog:

• http4k-*: Repackaging modules into new http4k ecosystem http4k-ai
• http4k-ai-llm: [New module!] Core abstractions for a unified LLM API, providing a functional interface for working with LLMs in true http4k style. :)
• http4k-mcp-core: [Breaking] Package migration org.http4k.mcp to org.http4k.ai.mcp. Fix: Simple replacement will fix imports.
• http4k-mcp-core: [Deprecation] Replaced with http4k-ai-mcp-core
• http4k-mcp-client: [Breaking] Package migration org.http4k.mcp to org.http4k.ai.mcp. Fix: Simple replacement will fix imports.
• http4k-mcp-client: [Deprecation] Replaced with http4k-ai-mcp-client
• http4k-mcp-sdk: [Breaking] Package migration org.http4k.mcp to org.http4k.ai.mcp. Fix: Simple replacement will fix imports.
• http4k-mcp-sdk: [Deprecation] Replaced with http4k-ai-mcp-sdk

Changelog:

Changelog:

• http4k-ai-core: [New module!] Core module for common AI types
• http4k-connect-ai-core: [Breaking] This module has been renamed to http4k-ai-core.
• http4k-connect*: [Deprecation] Repackaging of core types into org.http4k.ai package. Change the offending package names to fix.
• http4k-mcp-*: [Deprecation] Repackaging of core types into org.http4k.ai package. Change the offending package names to fix. SystemMessage is now Prompt

Changelog:

• http4k-*: Upgrade some dependency versions.
• http4k-mcp-sdk: Add typesafe lens access to Elicitations.

Changelog:

• http4k-*: Upgrade some dependency versions.
• http4k-mcp-sdk: Support for Elicitations capability, allowing the server to request User submitted information from the client. This is in the draft spec.
• http4k-mcp-client: Support for Elicitations capability, allowing the server to request User submitted information from the client. This is in the draft spec.