OpenAI · Model identity
GPT-5.6 Luna
Low-cost GPT model; prompts over 272K input tokens use long-context pricing.
3pricing routes
What published route metadata supports
CachingFile inputReasoningStructured outputTool useVisionWeb search
Input modalities
FilesImageText
Supported API parameters
include_reasoningmax_completion_tokensmax_tokensreasoningreasoning_effortresponse_formatseedstructured_outputstool_choicetools
Only source-backed fields are filled
Release dateJul 9, 2026
Knowledge cutoffFeb 16, 2026
Open weightsNot independently verified
OpenRouter catalog date2026-07-09
First-party metadata verified Aug 26, 2026. Unfilled fields remain unknown. LLMPrice does not infer release dates, knowledge cutoffs, open-weight status, or licenses from a model name, repository link, or pricing route.
| Endpoint / route | Model ID | Input | Cached | Output | Context | Source |
|---|---|---|---|---|---|---|
| Direct APIStandard | gpt-5.6-luna | $0.2 | $0.02 | $1.2 | 1.05M | Official provider ↗ |
| OpenRouterBatch | openai/gpt-5.6-luna:batch | $0.1 | $0.01 | $0.6 | 1.05M | OpenRouter API ↗ |
| OpenRouterStandard | openai/gpt-5.6-luna | $0.2 | $0.02 | $1.2 | 1.05M | OpenRouter API ↗ |
Tracking from today forward
No verified price changes have been recorded since tracking began on Aug 26, 2026. Today’s catalog is the baseline; LLMPrice does not invent or backfill older prices.
See all verified price changes →