Pricing

Frontier performance,
without the frontier price

Frontier performance at a fundamentally lower cost

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Hal 1.0

Discover Hal 1.0
Maximum
Capability

Designed for complex
reasoning, agent workflows,
and software tasks.

Pricing
Input
$2.25 / MTok
Output
$11.50 / MTok
Cost optimization

Significant savings with prompt caching (up to 90%) on repeated prompts.

When to use Hal

Hal is best suited for:

  • Item A
  • Item B
  • Item C
Equivilancy

Comparable to Opus 5.5
and GPT-6 Astra

Clarke 1.0

Discover Clarke 1.0
Balanced
Performance

Strong performance with the best balance of speed and cost.

Pricing
Input
$1.50 / MTok
Output
$7.00 / MTok
Cost optimization

Significant savings with prompt caching (up to 90%) on repeated prompts.

When to use Hal

Hal is best suited for:

  • Item A
  • Item B
  • Item C
Equivilancy

Comparable to Sonnet 5
and GPT-6 Sol

Tycho 1.0

Discover Tycho 1.0
High-efficiency
Scale

Ultra-efficient inference for high-throughput applications, early development, and lightweight agents.

Pricing
Input
$0.50 / MTok
Output
$2.25 / MTok
Cost optimization

Significant savings with prompt caching (up to 90%) on repeated prompts.

When to use Hal

Hal is best suited for:

  • Item A
  • Item B
  • Item C
Equivilancy

Comparable to Anthropic Haiku 4.5
and GPT-6 Luna

A per-token difference doesn't stay small for long.

Monthly token volume:  
320M Tokens
Model tier
320m
1M
167M
334M
500M
heavy
Maximum capability
balanced
Balanced Performance
light
Low Cost
Anthropic opus 4.6
$3,200
/ month
OPENAI GPT-5.4
$3,200
/ month
Radium HAL 1.0
$1,600
/ month
Anthropic sonnet 4.6
$3,200
/ month
OPENAI GPT-5.4
$3,200
/ month
Radium Clarke 1.0
$1,600
/ month
Anthropic Haiku 4.5
$3,200
/ month
OPENAI GPT-5.4 Mini
$3,200
/ month
Radium Tycho 1.0
$1,600
/ month
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on Radium

Every new account gets $25 in credit. No card required.
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The economics of enterprise AI

Understanding the
hidden costs of AI

Tokenomics
A glance behind the curtain of ai

Switching
from OpenAI
or Anthropic

Compare
A Radium Switching Guide
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Resources

Resources for teams evaluating, integrating, and operating Radium

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Security

Anthropic & OpenAI Switching Guide

Migration

FAQ

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One line of code to switch.
A different class of performance.

Swap OpenAI for Radium in your API call. Get $25 in credit, not card required.

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