AI model comparison

Qwen3.8 2.4T A95B vs GPT-5.6 Terra

Pricing, context window, benchmarks, and features compared side by side. Or skip the guesswork and send one prompt to both.

Qwen3.8 2.4T A95B is an open-weight sparse mixture-of-experts model from Qwen and the open-weight variant of [Qwen3.8 Max](/qwen/qwen3.8-max), with 95 billion active parameters out of 2.4 trillion total.

Input / 1M
$2
Output / 1M
$6
Context
1.05M

GPT-5.6 Terra is a balanced model in OpenAI's GPT-5.6 series, positioned between the flagship Sol tier and the cost-efficient Luna tier.

Input / 1M
$2
Output / 1M
$12
Context
1.05M

At a glance

Quick verdict

How the two models stack up on the things people ask about most.

Lower price

qwen logo

Qwen3.8 2.4T A95B

1.4x cheaper for a typical chat

Higher intelligence score

openai logo

GPT-5.6 Terra

42.1 vs 39.9 on Artificial Analysis

Larger context window

openai logo

GPT-5.6 Terra

1.05M vs 1.05M tokens

Newer release

qwen logo

Qwen3.8 2.4T A95B

Released August 12, 2026

Benchmarks

Benchmark scores

Independent scores from Artificial Analysis. Higher is better.

Intelligence index

qwen logoQwen3.8 2.4T A95B39.9
openai logoGPT-5.6 Terra42.1

Coding index

qwen logoQwen3.8 2.4T A95B71.9
openai logoGPT-5.6 Terra76.7

Agentic index

qwen logoQwen3.8 2.4T A95B50.1
openai logoGPT-5.6 Terra43.2

Pricing

Qwen3.8 2.4T A95B vs GPT-5.6 Terra API pricing

Per-token API rates. Cheaper option highlighted.

Metricqwen logoQwen3.8 2.4T A95Bopenai logoGPT-5.6 Terra
Input tokensPer 1M tokens$2$2
Output tokensPer 1M tokens$6$12
Cached input (read)Per 1M tokens$0.25$0.20
Cache writePer 1M tokensNot available$2.50
Long-context pricingPer 1M tokens, for very long promptsSame rate at any length$4 in / $18 out above 272K
Web searchPer requestNot available$0.01

What it costs in practice

Estimated cost per 1,000 requests at standard rates. Coding and long-document figures also show the cost when the input is already cached.

Chat message

2K in, 500 out

qwen logoQwen3.8 2.4T A95B$7
openai logoGPT-5.6 Terra$10

Coding task

30K in, 4K out

qwen logoQwen3.8 2.4T A95B$84$31.50 cached
openai logoGPT-5.6 Terra$108$54 cached

Long document summary

150K in, 2K out

qwen logoQwen3.8 2.4T A95B$312$49.50 cached
openai logoGPT-5.6 Terra$324$54 cached

Specs

Context window and capabilities

How much each model can read, how much it can write, and what it accepts as input.

Metricqwen logoQwen3.8 2.4T A95Bopenai logoGPT-5.6 Terra
Context window1.05M tokens1.05M tokens
Max output131K tokens128K tokens
Input typesTextFile, Image, Text
Output typesTextText
Reasoning effort levelsExtra high, Medium, LowMax, Extra high, High, Medium, Low, None
Default reasoning effortExtra highMedium
Release dateAugust 12, 2026July 9, 2026

Features

Supported features

API features available for each model.

Metricqwen logoQwen3.8 2.4T A95Bopenai logoGPT-5.6 Terra
Tool callingSupportedSupported
Structured outputsSupportedSupported
JSON modeSupportedSupported
ReasoningSupportedSupported
TemperatureSupportedNot supported
Stop sequencesSupportedNot supported
Deterministic seedSupportedSupported
Verbosity controlNot supportedSupported

Our take

Qwen3.8 2.4T A95B is 1.4x cheaper for a typical chat. GPT-5.6 Terra scores higher on the Artificial Analysis Intelligence Index (42.1 vs 39.9). GPT-5.6 Terra has the larger context window (1.05M vs 1.05M tokens). The right pick depends on your workload, so the quickest way to settle it is to send the same prompt to both and compare.

FAQ

Frequently asked questions

Is Qwen3.8 2.4T A95B or GPT-5.6 Terra cheaper?

Qwen3.8 2.4T A95B is cheaper for a typical chat (2K input tokens and 500 output tokens). Qwen3.8 2.4T A95B costs $2 per 1M input tokens and $6 per 1M output tokens, while GPT-5.6 Terra costs $2 per 1M input tokens and $12 per 1M output tokens.

Which has a bigger context window, Qwen3.8 2.4T A95B or GPT-5.6 Terra?

GPT-5.6 Terra supports up to 1.05M tokens of context, compared with 1.05M for Qwen3.8 2.4T A95B.

Is Qwen3.8 2.4T A95B smarter than GPT-5.6 Terra?

On the Artificial Analysis Intelligence Index, Qwen3.8 2.4T A95B scores 39.9 and GPT-5.6 Terra scores 42.1, putting GPT-5.6 Terra ahead. Benchmarks don't capture everything, so the best test is running your own prompts through both.

Can I use Qwen3.8 2.4T A95B and GPT-5.6 Terra at the same time?

Yes. Shortcut Chat sends one prompt to multiple models at once, so you can see Qwen3.8 2.4T A95B and GPT-5.6 Terra answer side by side and keep the better response.

qwen logoopenai logo

Why choose? Ask both.

Send one prompt to Qwen3.8 2.4T A95B and GPT-5.6 Terra at the same time. Compare the answers side by side and keep the best one.