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GPT-5.6 Terra API — how to connect and pay

The workhorse of the family: former-flagship-level quality at half the price. The default for most production loads.

Input ($/1M)
0.056
Output ($/1M)
0.336
Cache: read / write ($/1M)
0.0056 / 0.056
Context
1.1M

Prices in $, updated October 25, 2026.

Performance

Last 7 days: responses / client requests that reached a supplier. Retries of one request count once; input checks, disabled routes, and client cancellations do not lower model quality.

Availability

81.19%

client requests over 7 days

Average latency

10.57 s

to full response

TTFT

10.87 s

to first token

Speed

50 tok/s

generation speed, tok/s (median)

Strengths

  • Excellent price/quality balance
  • Functions and tools
  • Large context
  • Prompt caching

Good for

  • Product assistants
  • Workflow automation
  • Code helper
  • Analytics and reports

Capabilities

Context
1.1M tokens
Max output
128K tokens
Input
text, image
Tool calling
supported
JSON mode
supported
Vision
yes
Reasoning
minimal, low, medium, high, xhigh, max — Reasoning tokens are billed at the output rate

The workhorse: 5.5-level quality at half the price. Default for production.

Providers

Comparison of public providers for this model: price, availability, TTFT, speed and cache. No measured metrics for these providers yet — showing «—», no invented numbers.

Provider
Defaultdefault
gpt-5.6-terra

Minimum charge per request — $0.0000133 (supplier rule): short requests are billed no less than this amount

Input $/1M
0.056
Output $/1M
0.336
Context
1.1M / 128K
Availability
—
TTFT
—
Speed
—
Cache hit
—
Caching
yes

Offers

One line per price level: our input / output price per 1M tokens, the discount off the official list price, and how many connected merchant subscription accounts are offering there.

:codex
codex
Typical price you actually pay: $0.0384 / $0.2303 per 1M tokens

Based on 2,077 paid requests, last 24 hours

$0.048 / $0.28897.6% off· 5 accounts· 16% filled
$0.056 / $0.33697.2% off· 16 accounts· 22% filled
$0.1067 / $0.6494.7% off· 3 accounts· <1% filled
$0.1574 / $0.94492.1% off· 1 account· 0% filled
$0.2667 / $1.686.7% off· 1 account· 0% filled
$0.2934 / $1.7685.3% off· 1 account· 0% filled
official $2 / $12
:kiro-pool
kiro-pool
$1.14 / $6.8443% off· 2 accounts
$1.43 / $8.5728.6% off· 3 accounts
official $2 / $12
market only
codebuddy

No offers right now

Key facts

The live catalog contains 74 text models.

GPT-5.6 Terra: 0.056 $ input and 0.336 $ output per 1M tokens.

FAQ about the GPT-5.6 Terra API

How much does GPT-5.6 Terra cost?

The price of GPT-5.6 Terra: $0.056 per 1M input · $0.336 per 1M output tokens. Pay only for the tokens you use — no subscriptions or flat fees.

Is it compatible with the OpenAI SDK?

Yes, the API is fully OpenAI-compatible. Just change base_url to https://getvibeapi.com/v1 and set your key — the rest of the code stays the same.

Connect GPT-5.6 Terra right now

Sign up in a minute, pay per use, ready-made code above.

Get API key