Home / All model prices / OpenAI / gpt-3-5-turbo O OpenAI
gpt-3-5-turbo OpenRouter price Model overview GPT-3.5 Turbo is OpenAI's fastest model. It can understand and generate natural language or code, and is optimized for chat and traditional completion tasks.
Training data up to Sep 2021.
Context window 16,385 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 $0.5
Cached input —
Cache write 5m —
Cache write 1h —
Output $1.5 Capabilities and formats text 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 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: $0.5 Cached input: — Cache write 5m: — Cache write 1h: — Output: $1.5
