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OpenAI: GPT-5.5

GPT-5.5 is OpenAI’s frontier model designed for complex professional workloads, building on GPT-5.4 with stronger reasoning, higher reliability, and improved token efficiency on hard tasks. $5 per million input tokens, $30 per million output tokens. 1,050,000 token context window, maximum output of 128,000 tokens. Higher uptime with 3 providers. Includes independent benchmarks from Artificial Analysis.

Vedi la fonte su OpenRouter
Panoramica

Specifiche del modello

Contesto
1.050.000 tokens
Output massimo
128.000 tokens
Architettura
text+image+file->text
Tokenizer
GPT
Limite di conoscenza
2025-12-01
Moderato
Sì
OPENROUTER

Prezzi completi

Tariffe sincronizzate da OpenRouter, per milione di token.

Input
$5
/M tokens
  • ≤272K$5
  • >272K$10
Output
$30
/M tokens
  • ≤272K$30
  • >272K$45
Lettura cache
$0.5
/M tokens
  • ≤272K$0.5
  • >272K$1
Ricerca web
$10
/1K calls
API

Configurazione del modello

Ragionamento

Moderato
No
Parametri predefiniti
medium
Capacità e modalità
xhigh, high, medium, low, none
API

Avvio rapido

Chiama questo modello tramite l’API compatibile OpenAI di OpenRouter.

curl https://openrouter.ai/api/v1/chat/completions \
  -H "Authorization: Bearer $OPENROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"openai/gpt-5.5","messages":[{"role":"user","content":"Hello!"}]}'
Capacità e modalità

Input → Output

Input
fileimagetext
Output
text
Ragionamento

Sì · xhigh · high · medium · low · none

API

Parametri API supportati

include_reasoningmax_completion_tokensmax_tokensreasoningreasoning_effortresponse_formatseedstructured_outputstool_choicetools
Provider disponibili

7 provider

Provider live su OpenRouter

Disponibilità, latenza, throughput e routing cambiano continuamente. Consulta la fonte per i dati correnti.

OpenRouter

OpenAI

unknown
Contesto
1.1M
Output massimo
128K
Input
$2.50
Output
$15.00
Lettura cache
$0.250
Scrittura cache
Non indicato

Azure

unknown
Contesto
1.1M
Output massimo
128K
Input
$5.00
Output
$30.00
Lettura cache
$0.500
Scrittura cache
Non indicato

OpenAI

unknown
Contesto
1.1M
Output massimo
128K
Input
$5.00
Output
$30.00
Lettura cache
$0.500
Scrittura cache
Non indicato

Azure

unknown
Contesto
1.1M
Output massimo
128K
Input
$5.50
Output
$33.00
Lettura cache
$0.550
Scrittura cache
Non indicato

Azure

unknown
Contesto
1.1M
Output massimo
128K
Input
$5.50
Output
$33.00
Lettura cache
$0.550
Scrittura cache
Non indicato

Amazon Bedrock

unknown
Contesto
1.1M
Output massimo
128K
Input
$5.50
Output
$33.00
Lettura cache
$0.550
Scrittura cache
Non indicato

OpenAI

unknown
Contesto
1.1M
Output massimo
128K
Input
$12.50
Output
$75.00
Lettura cache
$1.25
Scrittura cache
Non indicato
openai

modelli

Tutti i modelli
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OpenAI: GPT Transcribe

GPT Transcribe is a high-accuracy speech-to-text model from OpenAI. It is suited for recorded audio, streamed file transcription, and committed Realtime turns, with free-form context, keyword hints, and multiple language...

Contesto
Non indicato
Input
audio
Output
transcription
Input: $4500.00Output: Gratuitoper milione di token
Vedi i dettagli del modello →
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OpenAI: GPT-5.6 Luna Pro

GPT-5.6 Luna Pro is the same underlying model as GPT-5.6 Luna, served with reasoning.mode set to pro for higher-quality responses on complex tasks. Learn more in OpenAI's docs: https://developers.openai.com/api/docs/guides/reasoning#reasoning-mode

Contesto
1.1M
Input
file · image · text
Output
text
Input: $0.200Output: $1.20per milione di token
Vedi i dettagli del modello →
openai logoopenai

OpenAI: GPT-5.6 Luna

GPT-5.6 Luna is a fast, cost-efficient model in OpenAI's GPT-5.6 series. It is suited for high-volume, latency-sensitive tasks such as chat, classification, and lightweight agentic workflows, providing capable reasoning for...

Contesto
1.1M
Input
file · image · text
Output
text
Input: $0.200Output: $1.20per milione di token
Vedi i dettagli del modello →
openai logoopenai

OpenAI: GPT-5.6 Terra Pro

GPT-5.6 Terra Pro is the same underlying model as GPT-5.6 Terra, served with reasoning.mode set to pro for higher-quality responses on complex tasks. Learn more in OpenAI's docs: https://developers.openai.com/api/docs/guides/reasoning#reasoning-mode

Contesto
1.1M
Input
file · image · text
Output
text
Input: $2.00Output: $12.00per milione di token
Vedi i dettagli del modello →