LLM Pricing
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gpt-5-codex

OpenRouter · chat model

Input
$1.2500 / 1M tokens
Output
$10.0000 / 1M tokens
Cached input
$0.1250 / 1M tokens
Context
128.0K

Pricing

Item Raw value (per token) Normalized
Input 0.00000125 $1.2500 / 1M tokens
Output 0.00001 $10.0000 / 1M tokens
Cached input 1.25e-7 $0.1250 / 1M tokens
Embedding 0.00000125 $1.2500 / 1M tokens

Token limits

Context window
128.0K
Max input tokens
272.0K
Max output tokens
128.0K
Max tokens
128.0K

Capabilities

Capability Supported
Vision No
Function calling No
Parallel function calling No
Tool choice Yes
Prompt caching No
Reasoning Yes
Response schema No
System messages No
Audio input No
Audio output No
Web search No
PDF input No
Video input No

Similar models

Models with comparable pricing in the same mode (chat).

Model Provider Input Output Context Coding Features
gpt-5.1 Azure $1.2500 / 1M tokens $10.0000 / 1M tokens 128.0K N/A Vision Tools Cache Reasoning
gpt-5.1-chat Azure $1.2500 / 1M tokens $10.0000 / 1M tokens 128.0K N/A Vision Tools Cache Reasoning
gpt-5.1-2025-11-13 Azure $1.2500 / 1M tokens $10.0000 / 1M tokens 128.0K N/A Vision Tools Cache Reasoning
gpt-5.1-chat-2025-11-13 Azure $1.2500 / 1M tokens $10.0000 / 1M tokens 16.4K N/A Vision Cache Reasoning
gpt-5 Azure $1.2500 / 1M tokens $10.0000 / 1M tokens 128.0K N/A Vision Tools Cache Reasoning
gpt-5-2025-08-07 Azure $1.2500 / 1M tokens $10.0000 / 1M tokens 128.0K N/A Vision Tools Cache Reasoning

Sources

Pricing source LiteLLM model cost map
Synced at 2026-05-27
Manual review Not reviewed
Raw LiteLLM fields
{
  "cache_read_input_token_cost": 1.25e-7,
  "input_cost_per_token": 0.00000125,
  "litellm_provider": "openrouter",
  "max_input_tokens": 272000,
  "max_output_tokens": 128000,
  "max_tokens": 128000,
  "mode": "chat",
  "output_cost_per_token": 0.00001,
  "supported_modalities": [
    "text",
    "image"
  ],
  "supported_output_modalities": [
    "text"
  ],
  "supports_reasoning": true,
  "supports_tool_choice": true
}