Claude Sonnet 5.5 vs Grok 4.7: API price and specs

Claude Sonnet 5.5 is 38% cheaper than Grok 4.7 on input price.

Grok 4.7 is 4% cheaper than Claude Sonnet 5.5 on output price.

Claude Sonnet 5.5 is 22% cheaper than Grok 4.7 on a 1M-in / 200k-out workload.

Claude Sonnet 5.5 has a 90.7% larger context than Grok 4.7.

Field	Claude Sonnet 5.5	Grok 4.7
Lowest input, per 1M	$1.00	$1.60 +60%
Median input, per 1M	$2.00	$2.00
Lowest output, per 1M	$5.00 +4.2%	$4.80
Median output, per 1M	$10.00 +66.7%	$6.00
Lowest unit price	—	—
Cost of 1M in + 200k out	$2.00	$2.56 +28%
Context	1M	524K +47.6%
Max output	128K +74.4%	500K
Providers	33	27 +18.2%
Regions	AU, EU, GLOBAL, US	GLOBAL, US
Accepts	application/pdf, file, image, image/gif, image/jpeg, image/png, image/webp, pdf, text	application/pdf, file, image, image/jpeg, image/png, pdf, text
Returns	text	text
Type	Text models	Text models
Free option	no	no
Cheapest provider	iteracompute	cometapi

Your own workload: how many tokens the model gets (input) and gives back (output) - for example, in a month. The "Cost" row of the table above is recalculated for these numbers, for each model.

Computed from current offers each time the page opens; the best value of a row is bold, the percent is how far behind the best.

Providers selling both

302ai, abacus, aihubmix, aiml, amazon-bedrock, cometapi, edenai, fastrouter, github-copilot, google-vertex, impossibl, jiekou, kenari, kilo, meganova, nearai, ofox, opencode, openrouter, perplexity-agent, poe, requesty, trustedrouter, vercel, zenmux

Frequently asked questions

Which is cheaper, Claude Sonnet 5.5 or Grok 4.7?

Claude Sonnet 5.5 is 38% cheaper than Grok 4.7 on input price. Grok 4.7 is 4% cheaper than Claude Sonnet 5.5 on output price. Claude Sonnet 5.5 is 22% cheaper than Grok 4.7 on a 1M-in / 200k-out workload.

Which has the larger context, Claude Sonnet 5.5 or Grok 4.7?

Claude Sonnet 5.5: 1M tokens; Grok 4.7: 524K tokens.

Where can I use both Claude Sonnet 5.5 and Grok 4.7?