litellm:openai-gpt-5-4-thinking

Basic Information

• Name: litellm:openai-gpt-5-4-thinking
• Provider: LITELLM
• Version: 2026-03-05
• Encoder: o200k_base

Token Limits

• Input Limit: 922,000 tokens
• Output Limit: 128,000 tokens
• Total Limit: 1,050,000 tokens

Capabilities

• chat_completions_api
• function_calling
• parallel_function_calling
• reasoning
• responses_api
• streaming
• structured_output
• vision

Temperature Bounds

• Min: 1.0
• Max: 1.0