GPT-6.1 Terra Pro vs Morph V3 Fast

Price, context window & benchmark comparison

GPT-6.1 Terra Pro

OpenAI

$1.00 / $5.00

Input / Output · per 1M tokens

Morph V3 Fast

Morph

$0.80 / $1.20

Input / Output · per 1M tokens

Compare different models

Verdict: Morph V3 Fast is 2.2× cheaper than GPT-6.1 Terra Pro on a typical 3:1 input/output mix. GPT-6.1 Terra Pro has the larger context window (1.1M vs 262K).

	GPT-6.1 Terra Pro	Morph V3 Fast
Input price / 1M	$1.00	$0.80
Output price / 1M	$5.00	$1.20
Blended price (3:1)	$2.00	$0.90
Cached input / 1M	$0.05	—
Context window	1.1M	262K
Max output	128K	131K
Intelligence index	—	—
Coding index	—	—
Providers	6	—
Best provider uptime (30m)	100.0%	—
Vision input	Yes	No
Reasoning	Yes	No
Tool calling	Yes	No
Released	2026-10-26	2025-07-07
Retirement	—	—

Cost calculator

Input tokens / requestOutput tokens / requestRequests / day

FAQ

Which is cheaper, GPT-6.1 Terra Pro or Morph V3 Fast?

Morph V3 Fast is 2.2× cheaper than GPT-6.1 Terra Pro on a typical 3:1 input/output mix.

GPT-6.1 Terra Pro vs Morph V3 Fast: which has a bigger context window?

GPT-6.1 Terra Pro: 1,050,000 tokens. Morph V3 Fast: 262,144 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: GPT-6.1 Terra Pro ≈ $4,500, Morph V3 Fast ≈ $2,200.

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