Home / All model prices / OpenAI / gpt-4-1 O OpenAI
gpt-4-1 OpenRouter price Model overview GPT-4.1 is a flagship large language model optimized for advanced instruction following, real-world software engineering, and long-context reasoning. It supports a 1 million token context window and outperforms GPT-4o and...
Context window 1,047,576 tokens
Knowledge cutoff —
Price last verified 2026-09-06
First observed 2026-08-11 Descriptions, capabilities, and tariffs come from the linked source. First-party prices take priority; OpenRouter fallbacks are labelled.
Current price Estimated API value in USD per million tokens, backed by OpenRouter's public Models API.
Input $2
Cached input $0.5
Cache write 5m —
Cache write 1h —
Output $8 Capabilities and formats image text file max completion tokens max tokens response format seed structured outputs temperature tool choice tools 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 price Official price unavailable 2026-08-11
Input: — Cached input: — Cache write 5m: — Cache write 1h: — Output: —
Price change OpenRouter price 2026-08-20
Input: $2 Cached input: $0.5 Cache write 5m: — Cache write 1h: — Output: $8
