v1.20.0 (2025-11-18)

What's Changed

• Add support for Gemini 3 Pro by @DouweM in #3464
• Support Gemini enhanced JSON Schema features by @conradlee in #3357
• Wrap GoogleModel google.genai.errors.APIError in ModelHTTPError so it works with FallbackModel by @timothy-jeong in #3139
• fix: Change handling of empty state objects for AG-UI by @MikeRyanDev in #3462
• Adds {ModelRequest,ModelResponse}.metadata fields by @adtyavrdhn in #3422
• Make RunContext.usage available with Temporal by @mattbrandman in #3434
• Add ttl to CachePoint and Anthropic caching model settings by @Wh1isper in #3450
• Extract google model usage using genai-prices by @alexmojaki in #3466
• Update has_content method to check content data by @dsfaccini in #3436

New Contributors

• @conradlee made their first contribution in #3357
• @MikeRyanDev made their first contribution in #3462
• @timothy-jeong made their first contribution in #3139

Full Changelog: v1.19.0...v1.20.0