ai21.j2-ultra-v1

Bedrock · chat model

ai21.j2-ultra-v1 is listed here as a chat model from Bedrock. This page shows simple API pricing, token limits, and capability flags so you can compare it with similar options.

Input

$18.8000 / 1M tokens

Output

$18.8000 / 1M tokens

Cached input

N/A

Context

8.2K

Quick read

Best for

Use this page when you need a fast view of cost, context size, and supported features before testing the model in your own workload.

Things to verify

Always check the provider page for discounts, cache pricing, region rules, and any model limits that may not appear in public metadata.

Pricing

Item	Price
Input	$18.8000 / 1M tokens
Output	$18.8000 / 1M tokens
Embedding	$18.8000 / 1M tokens

Token limits

Context window

8.2K

Max input tokens

8.2K

Max output tokens

8.2K

Max tokens

8.2K

Capabilities

Capability	Supported
Vision	—
Function calling	—
Parallel function calling	—
Tool choice	—
Prompt caching	—
Reasoning	—
Response schema	—
System messages	—
Audio input	—
Audio output	—
Web search	—
PDF input	—
Video input	—

Sources

Source links	LiteLLM repository LiteLLM model cost map
Pricing data	LiteLLM model cost map
Synced at	2026-05-28

Docs

Official docs

manual model modalities source urls manual model modalities source urls

Similar models

This list is ranked by overall similarity. Use filters to emphasize the lens that matters most for the replacement you are making.

Comparing from

Model	Cost	Input shape	Features	Context	Why it is close
ai21.j2-ultra-v1 Bedrock	In $18.8000 / 1M tokens Out $18.8000 / 1M tokens	text Output: text	No public capabilities	8.2K	Current model Reference row

Model	Cost	Input shape	Features	Context	Why it is close
ai21.j2-mid-v1 Bedrock	In $12.5000 / 1M tokens Out $12.5000 / 1M tokens	text Output: text	Low overlap	8.2K	Same provider Overall 68%
anthropic.claude-v2:1 Bedrock	In $8.0000 / 1M tokens Out $24.0000 / 1M tokens	text Output: text	Low overlap	8.2K	Same provider Overall 67%
anthropic.claude-v2:1 Bedrock	In $8.0000 / 1M tokens Out $24.0000 / 1M tokens	text Output: text	Low overlap	8.2K	Same provider Overall 67%
anthropic.claude-v1 Bedrock	In $8.0000 / 1M tokens Out $24.0000 / 1M tokens	text Output: text	Low overlap	8.2K	Same provider Overall 67%
anthropic.claude-v2:1 Bedrock	In $8.0000 / 1M tokens Out $24.0000 / 1M tokens	text Output: text	Low overlap	8.2K	Same provider Overall 67%
anthropic.claude-v1 Bedrock	In $8.0000 / 1M tokens Out $24.0000 / 1M tokens	text Output: text	Low overlap	8.2K	Same provider Overall 67%
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ai21.jamba-instruct-v1:0 Bedrock	In $0.5000 / 1M tokens Out $0.7000 / 1M tokens	text Output: text	Low overlap	4.1K	Same provider Overall 48%
ai21.jamba-1-5-large-v1:0 Bedrock	In $2.0000 / 1M tokens Out $8.0000 / 1M tokens	text Output: text	Low overlap	256.0K	Same provider Overall 46%
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claude-3.5-sonnet replicate	In $3.7500 / 1M tokens Out $18.7500 / 1M tokens	text image Output: text	Low overlap	N/A	Text covered Overall 41%
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mistral-large-latest Azure	In $8.0000 / 1M tokens Out $24.0000 / 1M tokens	text Output: unknown	Low overlap	32.0K	Partial I/O overlap Overall 16% Missing text