Ramp Router

9 min read Original article ↗

Ramp Router

The right model forevery request.

We built Router to keep 100+ AI use cases at Ramp on the right model. It cut our LLM costs by 30% while making our features smarter and faster. Now we’re opening it up to everyone.

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Low latency

01 / PROMPT

Extract line items from these invoices

Structured extraction / high volume

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Fast / lowest cost

03 / PROMPT

Summarize this board deck

Long context

04 / PROMPT

Review this contract for renewal risk

High accuracy

05 / PROMPT

Explain this transaction anomaly

Complex reasoning

06 / PROMPT

Generate SQL for this question

Technical accuracy

07 / PROMPT

Debug this failed API request

Coding

08 / PROMPT

Translate this customer document

Multilingual

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Draft a personalized sales email

Tone and creativity

10 / PROMPT

Moderate this user message

Low latency

01 / PROMPT

Extract line items from these invoices

Structured extraction / high volume

02 / PROMPT

Classify this support ticket

Fast / lowest cost

03 / PROMPT

Summarize this board deck

Long context

04 / PROMPT

Review this contract for renewal risk

High accuracy

05 / PROMPT

Explain this transaction anomaly

Complex reasoning

06 / PROMPT

Generate SQL for this question

Technical accuracy

07 / PROMPT

Debug this failed API request

Coding

08 / PROMPT

Translate this customer document

Multilingual

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Tone and creativity

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Low latency

Preview experimentation with fast agentic and multimodal workflows.

Selected route

Lightweight Anthropic workloads where speed and vendor consistency matter.

Evaluated

Everyday agentic coding with a balance of capability and cost.

Evaluated

Fast agentic, coding and long-context workflows at production scale.

Evaluated

Focused complex fixes that need frontier quality with faster execution.

Evaluated

Strong coding quality at reasonable cost when latency is less important.

Evaluated

A proven general-purpose option for difficult coding work.

Evaluated

The hardest, highest-value tasks where success matters more than cost or speed.

Evaluated

Complex, long-context or multimodal tasks within the Google ecosystem.

Evaluated

Simple, high-volume tasks optimized for speed and minimal cost.

Evaluated

Preview experimentation with fast agentic and multimodal workflows.

Selected route

Lightweight Anthropic workloads where speed and vendor consistency matter.

Evaluated

Everyday agentic coding with a balance of capability and cost.

Evaluated

Fast agentic, coding and long-context workflows at production scale.

Evaluated

Focused complex fixes that need frontier quality with faster execution.

Evaluated

Strong coding quality at reasonable cost when latency is less important.

Evaluated

A proven general-purpose option for difficult coding work.

Evaluated

The hardest, highest-value tasks where success matters more than cost or speed.

Evaluated

Complex, long-context or multimodal tasks within the Google ecosystem.

Evaluated

Simple, high-volume tasks optimized for speed and minimal cost.

Evaluated

Preview experimentation with fast agentic and multimodal workflows.

Selected route

Lightweight Anthropic workloads where speed and vendor consistency matter.

Evaluated

Everyday agentic coding with a balance of capability and cost.

Evaluated

Fast agentic, coding and long-context workflows at production scale.

Evaluated

Focused complex fixes that need frontier quality with faster execution.

Evaluated

Strong coding quality at reasonable cost when latency is less important.

Evaluated

A proven general-purpose option for difficult coding work.

Evaluated

The hardest, highest-value tasks where success matters more than cost or speed.

Evaluated

Complex, long-context or multimodal tasks within the Google ecosystem.

Evaluated

Simple, high-volume tasks optimized for speed and minimal cost.

Evaluated

01 / PROMPT

Extract line items from these invoices

Structured extraction / high volume

02 / PROMPT

Classify this support ticket

Fast / lowest cost

03 / PROMPT

Summarize this board deck

Long context

04 / PROMPT

Review this contract for renewal risk

High accuracy

05 / PROMPT

Explain this transaction anomaly

Complex reasoning

06 / PROMPT

Generate SQL for this question

Technical accuracy

07 / PROMPT

Debug this failed API request

Coding

08 / PROMPT

Translate this customer document

Multilingual

09 / PROMPT

Draft a personalized sales email

Tone and creativity

10 / PROMPT

Moderate this user message

Low latency

01 / PROMPT

Extract line items from these invoices

Structured extraction / high volume

02 / PROMPT

Classify this support ticket

Fast / lowest cost

03 / PROMPT

Summarize this board deck

Long context

04 / PROMPT

Review this contract for renewal risk

High accuracy

05 / PROMPT

Explain this transaction anomaly

Complex reasoning

06 / PROMPT

Generate SQL for this question

Technical accuracy

07 / PROMPT

Debug this failed API request

Coding

08 / PROMPT

Translate this customer document

Multilingual

09 / PROMPT

Draft a personalized sales email

Tone and creativity

10 / PROMPT

Moderate this user message

Low latency

01 / PROMPT

Extract line items from these invoices

Structured extraction / high volume

02 / PROMPT

Classify this support ticket

Fast / lowest cost

03 / PROMPT

Summarize this board deck

Long context

04 / PROMPT

Review this contract for renewal risk

High accuracy

05 / PROMPT

Explain this transaction anomaly

Complex reasoning

06 / PROMPT

Generate SQL for this question

Technical accuracy

07 / PROMPT

Debug this failed API request

Coding

08 / PROMPT

Translate this customer document

Multilingual

09 / PROMPT

Draft a personalized sales email

Tone and creativity

10 / PROMPT

Moderate this user message

Low latency

M24 / Google

Gemini 3 Flash

Selected route

M20 / Anthropic

Claude Haiku 4.5

Lightweight Anthropic workloads where speed and vendor consistency matter.

M09 / Anthropic

Claude Sonnet 5

Everyday agentic coding with a balance of capability and cost.

M22 / Google

Gemini 3.5 Flash

Fast agentic, coding and long-context workflows at production scale.

M07 / Anthropic

Claude Opus 4.8

Focused complex fixes that need frontier quality with faster execution.

M01 / xAI

Grok 4.5

Strong coding quality at reasonable cost when latency is less important.

M08 / Anthropic

Claude Opus 4.6

A proven general-purpose option for difficult coding work.

M05 / Anthropic

Claude Fable 5

The hardest, highest-value tasks where success matters more than cost or speed.

M15 / Google

Gemini 3.1 Pro

Complex, long-context or multimodal tasks within the Google ecosystem.

M23 / Google

Gemini 3.1 Flash Lite

Simple, high-volume tasks optimized for speed and minimal cost.

M24 / Google

Gemini 3 Flash

Selected route

M20 / Anthropic

Claude Haiku 4.5

Lightweight Anthropic workloads where speed and vendor consistency matter.

M09 / Anthropic

Claude Sonnet 5

Everyday agentic coding with a balance of capability and cost.

M22 / Google

Gemini 3.5 Flash

Fast agentic, coding and long-context workflows at production scale.

M07 / Anthropic

Claude Opus 4.8

Focused complex fixes that need frontier quality with faster execution.

M01 / xAI

Grok 4.5

Strong coding quality at reasonable cost when latency is less important.

M08 / Anthropic

Claude Opus 4.6

A proven general-purpose option for difficult coding work.

M05 / Anthropic

Claude Fable 5

The hardest, highest-value tasks where success matters more than cost or speed.

M15 / Google

Gemini 3.1 Pro

Complex, long-context or multimodal tasks within the Google ecosystem.

M23 / Google

Gemini 3.1 Flash Lite

Simple, high-volume tasks optimized for speed and minimal cost.

M24 / Google

Gemini 3 Flash

Selected route

M20 / Anthropic

Claude Haiku 4.5

Lightweight Anthropic workloads where speed and vendor consistency matter.

M09 / Anthropic

Claude Sonnet 5

Everyday agentic coding with a balance of capability and cost.

M22 / Google

Gemini 3.5 Flash

Fast agentic, coding and long-context workflows at production scale.

M07 / Anthropic

Claude Opus 4.8

Focused complex fixes that need frontier quality with faster execution.

M01 / xAI

Grok 4.5

Strong coding quality at reasonable cost when latency is less important.

M08 / Anthropic

Claude Opus 4.6

A proven general-purpose option for difficult coding work.

M05 / Anthropic

Claude Fable 5

The hardest, highest-value tasks where success matters more than cost or speed.

M15 / Google

Gemini 3.1 Pro

Complex, long-context or multimodal tasks within the Google ecosystem.

M23 / Google

Gemini 3.1 Flash Lite

Simple, high-volume tasks optimized for speed and minimal cost.

Production volume

2.75T+

Tokens routed monthly

Cost reduction

Routing reliability

Routing is just the start.

Router chooses the right model for the job,
then applies 100+ optimizations to get it done for less.

Pay for what the job needs. Nothing more.

Every week, the price-intelligence-latency frontier shifts. Router tests each new model on real work, then automatically sends every request to the lowest-cost model that clears its quality bar.

Explore the full benchmark

95%40%% Solve RateAverage cost

Implement in a few lines of code

One endpoint gives you leading closed and open models. Router handles routing, fallbacks, and provider updates so you benefit from new models without rewriting your application.

curl https://router.ramp.com/v1/responses \
  -H "Authorization: Bearer rk_live_8f3a2c91e7b04d6a" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "gpt-4o-mini",
    "input": "Hello from Router"
  }'

“At Ramp, Router cut our LLM costs by 30% while making our features smarter and faster.”

Rahul Sengottuvelu

CTO, Ramp

Every trick, out-of-the-box.

Router handles caching, compaction, semantic attribution and 100+ optimizations on every request to make it faster and cheaper.

See who spent what, where.

Attribute every request by model, product, team, and project with Ramp Token Spend Management.

Explore Token Spend Management

Insights

AI token spend

Total spend over time30 days · USD

$5K$4K$3K$2K$1K$0$1.4K6/1$3.3K$3.7K6/5$4K$3.7K6/9$3.5K$2.4K6/13$1.4K$3.7K6/17$3.9K$4.1K6/21$4K$3.8K6/25

AnthropicOpenAIGeminiCursor7-day rolling average

Frequently asked questions

Straight answers about how Ramp Router works, who it’s for, and how to get started.

What is an LLM router?

An LLM router is one API endpoint for accessing multiple AI models. Instead of wiring your app to one provider at a time, you send requests through our router which can choose the right model for the job based on quality, cost, and availability.

How does it work?

Your request goes to Ramp Router first. We’ll authenticate the request and help you track the usage, model, provider, and cost. We’ll automatically route eligible requests to a more cost-efficient tier when it won't affect quality.

Why is Ramp building an LLM router?

Saving you time and money is the whole reason Ramp exists. AI tokens are the fastest-growing spend category, and we want every token you use to be worth it.

What models do you support?

Ramp Router supports the latest models from OpenAI, Anthropic, and Gemini plus select open-source models, including Kimi. We regularly add support for new models as they become available.

How much does it cost?

Ramp Router is free to use at launch. You’ll pay list price for the tokens you use. As a thank you to our early access users, the first 500 people invited will receive $100 in promotional credits to get started. Subject to offer terms.

Do I need to be a Ramp customer?

No. You don’t need a Ramp card, a company account, or even an LLC. We’re inviting an initial group of users to get early access. Join the waitlist to request your spot.

What's the difference between using Ramp Router and going direct with a provider?

Going direct usually means choosing one provider, one model catalog, and one pricing structure yourself. Ramp Router gives you one endpoint across eligible models and can route requests to the lowest-cost option that meets the quality bar. As new models launch, change prices, and performance change, Ramp Router will adapt automatically without requiring you to constantly rework your integration.

Do I have to rewrite my code to use this?

No. Ramp Router has an OpenAI-compatible API, so if you’re already using the OpenAI SDK or another OpenAI-compatible framework (which is basically all of them!), switching should be a one-line change: update your base URL to Ramp Router’s endpoint.

Who should use this?

Router is for anyone who wants to get more from AI without overpaying for it. It helps you get the same work done for less, whether you’re testing an idea on your own, building for a team, or managing AI across an enterprise. We’re inviting an initial group now. Request an invite.

What happens if a provider has an outage or rate-limits me?

If a provider goes down or rate-limits you, Ramp Router can route eligible requests to another available model, so your app has a fallback when one provider cannot serve it.

How does Ramp Router handle my data and credentials?

Please see the Ramp Router Privacy Policy for information on how Ramp manages personal information.

Tokens are money. Save both.

Model providers make more when you use more frontier intelligence. Ramp wins when you spend less.