Grok 4.5 vs Grok 4.6: API price and specs

Grok 4.6 has a 300% larger context than Grok 4.5.

Field	Grok 4.5	Grok 4.6
Lowest input, per 1M	$1.60	$1.60
Median input, per 1M	$2.00	$2.00
Lowest output, per 1M	$4.80	$4.80
Median output, per 1M	$6.00	$6.00
Lowest unit price	—	—
Cost of 1M in + 200k out	$2.56	$2.56
Context	500K +75%	2M
Max output	500K	500K
Providers	26 +7.1%	28
Regions	US	GLOBAL, US
Accepts	file, image, image/jpeg, image/png, pdf, text	file, image, image/jpeg, image/png, pdf, text
Returns	text	text
Type	Text models	Text models
Free option	no	no
Cheapest provider	cometapi	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, cometapi, edenai, fastrouter, github-copilot, impossibl, jiekou, kenari, kilo, meganova, ofox, opencode, opencode-go, openrouter, orcarouter, perplexity-agent, poe, requesty, trustedrouter, vercel, xai, zenmux

Frequently asked questions

Which has the larger context, Grok 4.5 or Grok 4.6?

Grok 4.5: 500K tokens; Grok 4.6: 2M tokens.

Where can I use both Grok 4.5 and Grok 4.6?