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February 27, 2026

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New Features

OpenAI Images API Support Full support for OpenAI’s image generation models including gpt-image-1, gpt-image-1-mini, gpt-image-1.5, dall-e-3, and dall-e-2.
  • Configure quality, size, background, output format, and moderation settings directly in the Playground
  • Generate multiple images in a single request with n parameter control
  • View generated images with revised prompts in dedicated accordion sections
Google Gemini Image Generation Added gemini-3.1-flash-image-preview model for AI-generated images via Google/Vertex AI.
  • Customize image size (0.5K to 4K) and aspect ratio (1:1, 16:9, 21:9, and more)
  • Includes standard Gemini safety settings and generation parameters
URL Context Tool for Google/VertexAI Web search and URL content retrieval now available for Google and Vertex AI models in the Playground.
  • Extract and analyze content from web pages during conversations
  • Matches existing functionality available for OpenAI models
Enhanced Custom Scoring System Refactored evaluation scoring with improved reliability and performance.
  • Automatically recalculates report scores when evaluation criteria are updated
  • Prevents score updates on incomplete evaluations

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Improvements

  • Fixed WebSocket connection timing to establish only after authentication token is available
  • Increased message history buffer to 400 messages for improved chat continuity
  • Resolved dynamic resolution stack errors in evaluation workflows
  • Enhanced Playground sidebar layout with better widget spacing and control bar positioning
  • Improved clipboard handling for content copy operations in the editor
  • Fixed cost calculations for nano-banana-2 model
  • Streamlined prompt template retrieval logic for better reliability

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February 26, 2026

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New Features

OpenAI Images API Support PromptLayer now supports OpenAI’s image generation models including gpt-image-1, gpt-image-1-mini, gpt-image-1.5, dall-e-3, and dall-e-2.
  • Track and log all image generation requests with full parameter support (quality, size, format, moderation)
  • View generated images directly in the request logs with revised prompt accordion
  • Monitor token-based pricing for new GPT image models
Google Gemini Tool Support Enhancements Extended tool support for Google and VertexAI models with additional capabilities.
  • Added URL context tool support for fetching and processing web content
  • Added code execution tool support for running code within model interactions
  • Preserved thinking blocks for extended reasoning visibility in responses
Improved Markdown Rendering Enhanced markdown display across the platform for better content readability.
  • Richer formatting support in chat messages and outputs
  • Improved code block rendering with syntax highlighting
  • Better handling of complex markdown structures in evaluations and logs

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Improvements

  • Added human-readable status descriptions in the UI for better request monitoring
  • Fixed refresh button behavior in sidebar navigation for consistent state management
  • Improved error handling for team member invitations with clearer error messages
  • Enhanced clipboard support for copying content from rich text editors
  • Fixed prompt analytics page to correctly display evaluations without scores
  • Improved evaluation table columns to show more detailed metrics
  • Enhanced streaming performance for playground outputs with better state management