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GLM-4.7vsGPT-5.6 Terra

GPT-5.6 Terra leads 3 of 3 shared benchmarks. GLM-4.7 is 5x cheaper per token. GPT-5.6 Terra has the larger context window (1.1M tokens).

Benchmarks from cited public sources; pricing from official pages; status from official provider feeds.

Shared benchmarks
0 – 3
GPT-5.6 Terra leads
Cheaper per token
GLM-4.7
5x cheaper, input + output
Larger context
GPT-5.6 Terra
1.1M tokens
Provider uptime (30d)
— · 95.5432%
Z.ai · OpenAI
GLM-4.7
Z.ai · released 2025-12-22
text
Context
200K
Max out
131K
Input /1M
$0.6
Output /1M
$2.2
Cached /1M
$0.11
Scores
4 · 4 core
GPT-5.6 Terra
OpenAI · released 2026-07-09
textvision
Context
1.1M
Max out
128K
Input /1M
$2
Output /1M
$12
Cached /1M
$0.2
Scores
8 · 6 core
Quality

Benchmark matrix

BenchmarkGLM-4.7GPT-5.6 TerraΔEdge
Reported by both · 3
GPQA Diamond83.3% epoch92.9% -9.6 ptGPT-5.6 Terra
OTIS Mock AIME 2024-2025 (Epoch AI run)83.3% epoch99.7% epoch-16.4 ptGPT-5.6 Terra
SimpleQA Verified32.2% epoch43.2% epoch-11 ptGPT-5.6 Terra
Only GLM-4.7 reports · 1
LMArena Elo1435.9 not reported
Only GPT-5.6 Terra reports · 4
DeepSWE v1.1not reported69.6%
FrontierMath Tier 4 v2 (Epoch AI run)not reported70.7% epoch
FrontierMath Tiers 1-3 v2 (Epoch AI run)not reported86% epoch
SWE-Bench Pronot reported63.4%
Scores tagged "epoch" or "matharena" are independent runs, used only where the lab has not published its own; ⚠ marks rows MathArena flags as released after the competition. Higher is better on every row. Δ is GLM-4.7 minus GPT-5.6 Terra in the benchmark's own unit. "Not reported" means the lab has not published that figure; it is not a zero. ↗ opens the source.
Specs & pricing

Side by side

SpecGLM-4.7GPT-5.6 TerraEdge
Context window200K tokens1.1M tokensGPT-5.6 Terra
Max output131K tokens128K tokensGLM-4.7
Input price / 1M$0.6 $2 GLM-4.7
Output price / 1M$2.2 $12 GLM-4.7
Cached input / 1M$0.11 $0.2 GLM-4.7
Input + output / 1M
Lower is cheaper. List prices; batch, tool and regional fees excluded.
$2.8$14GLM-4.7
Modalitiestexttext · visionGPT-5.6 Terra
Released2025-12-222026-07-09
Cited benchmark scores48
Reliability

Provider status

All providers
More matchups

GPT-5.6 Terra vs …

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Public benchmarks are a starting point. Run GLM-4.7 and GPT-5.6 Terra on your own prompts with Respan evals, or route to either through one gateway key with automatic failover.