OpenAI

gpt-4-turbo

OpenRouter price

Model overview

The latest GPT-4 Turbo model with vision capabilities. Vision requests can now use JSON mode and function calling. Training data: up to December 2023.

Context window: 128,000 tokens
Knowledge cutoff: —
Price last verified: 2026-09-06
First observed: 2026-08-11

Open pricing source ↗

Descriptions, capabilities, and tariffs come from the linked source. First-party prices take priority; OpenRouter fallbacks are labelled.

Capabilities and formats

text
image
frequency penalty
logit bias
logprobs
max tokens
presence penalty
response format
seed
stop
structured outputs
temperature
tool choice
tools
top logprobs
top p

Performance references

No comparable benchmark data is currently available.

PRICE EVOLUTION

Price history

Original observation and every later change, including any change of price source.

Original observed priceOfficial price unavailable2026-08-11
Input: —Cached input: —Cache write 5m: —Cache write 1h: —Output: —
Price changeOpenRouter price2026-08-20
Input: $10Cached input: —Cache write 5m: —Cache write 1h: —Output: $30