1.9.0

What's Changed

• The README names 1.8.6, and main opens 1.8.7-SNAPSHOT by @grabdoc in #152
• Send OpenAI reasoning models max_completion_tokens, and say why a provider refused by @grabdoc in #155
• Main moves to 1.8.18-SNAPSHOT by @grabdoc in #156
• Main moves to 1.8.19-SNAPSHOT by @grabdoc in #157
• Main moves to 1.8.20-SNAPSHOT by @grabdoc in #158
• Main moves to 1.9.0-SNAPSHOT by @grabdoc in #159
• Send a refusal of a streamed request as JSON by @grabdoc in #165
• Function calling on the Responses API by @grabdoc in #166
• Accept what coding agents send on the Responses API by @grabdoc in #167
• Send the Responses API to OpenAI's own Responses API by @grabdoc in #168
• Serve what coding agents send, found in a live run by @grabdoc in #169
• Serve Gemini's generateContent API under /v1/gemini by @grabdoc in #170
• A base URL for Cursor by @grabdoc in #171
• Pass on the provider's own error on the Responses API by @grabdoc in #175
• Meter the prompt cache writes OpenAI reports by @grabdoc in #176
• Turn a reasoning effort into extended thinking on Anthropic by @grabdoc in #177
• Read a whole Claude answer with thinking again by @grabdoc in #178
• Send chat requests with tools and a reasoning effort to the Responses API by @grabdoc in #180
• Release 1.9.0 by @grabdoc in #181

Full Changelog: 1.8.6...1.9.0