What is the difference between Fireworks AI and Perplexity?

Fireworks AI and Perplexity are both cloud GPU providers offering different pricing models, features, and GPU availability. Use our comparison tool to see real-time pricing and feature differences.

Which is cheaper: Fireworks AI or Perplexity?

Pricing varies by GPU model and usage requirements. Check our real-time comparison table to find the best deals for your specific needs.

Can I switch between Fireworks AI and Perplexity?

Yes, both providers offer flexible cloud GPU services. However, consider factors like data transfer costs, setup time, and specific features when switching between providers.

Fireworks AI vs Perplexity

Compare LLM inference API pricing between Fireworks AI and Perplexity. Find the best rates for AI training, inference, and ML workloads.

Fireworks AI

Provider 1

Models Available

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Perplexity

Provider 2

Models Available

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Comparison Overview

Total LLM Models

Fireworks AI Models

Perplexity Models

Direct Comparisons

LLM API Pricing Comparison

Total models: 8Both available: 2Fireworks AI: 5Perplexity: 5

Showing 8 of 8 models

Prices per 1M tokens · Last updated: 11/6/2026, 11:58:05 PM

Model ↑	Fireworks AI	Perplexity	Input Diff ↕
DeepSeek V4 Pro DeepSeek	Not available	$1.32 in $3.96 out	—
DeepSeek V4.1 Flash DeepSeek	$0.300 in $1.20 out	Not available	—
GLM-5.3 Z.ai	$1.40 in $4.40 out	$1.40 in $4.40 out	$0.0000
GLM-5.3-Flash Z.ai	$0.150 in $0.500 out	$0.150 in $0.500 out	$0.0000
Kimi K3 Moonshot AI	Not available	$3.00 in $15.00 out	—
Kimi K3.1 Pro Moonshot AI	$2.00 in $10.00 out	Not available	—
MiniMax-M3.1-Flash MiniMax	$0.150 in $0.600 out	Not available	—
Sonar Perplexity	Not available	$0.250 in $2.50 out	—

Features Comparison

Fireworks AI

100+ Open-Source Models
Text, vision, audio, image, and embedding models, including recent releases such as Kimi K3, GLM 5.2, DeepSeek V4, MiniMax M3, and Qwen3.7 Plus
Blazing Fast Inference
Inference engine focused on throughput and latency
Fine-Tuning Suite
SFT, DPO, and reinforcement fine-tuning of models up to 1T+ parameters, from guided runs through writing your own trainer and RL loop
OpenAI- and Anthropic-Compatible API
Drop-in replacement for closed-model APIs - change the base URL to migrate, with the same SFT data format for fine-tuning
On-Demand GPUs
H100, H200, B200, B300, and GB300 deployments with per-second billing and autoscaling
Batch Processing
Async bulk inference jobs run at scale for less than standard serverless requests

Perplexity

Sonar Search Models
Proprietary models combining LLM reasoning with real-time web search and citations
Online Grounding
Responses include inline citations and sources from live web data
OpenAI-Compatible API
Drop-in replacement using standard chat completions format
Open-Source Models
Access to Llama and other open-source models alongside Sonar
Structured Outputs
JSON mode and structured output support for reliable parsing
Search Domain Filtering
Restrict or focus web search to specific domains for targeted results

Pros & Cons

Fireworks AI

Advantages

Low-latency inference with a focus on response times
Easy-to-use API with OpenAI and Anthropic compatibility
Wide variety of optimized open-source models
Discounted pricing for cached tokens and batch inference

Considerations

Limited capacity with some serverless model limits
Primarily focused on language models over image/video generation
BYOC only available for major enterprise customers

Perplexity

Advantages

Unique search-augmented generation with real-time web data
Built-in citations reduce hallucination risk
OpenAI-compatible API for easy integration
Competitive pricing on open-source model hosting

Considerations

Smaller model selection than general-purpose platforms
Search-augmented models have higher per-request costs
Less mature enterprise offering compared to larger providers

Compute Services

Fireworks AI

Perplexity

Pricing Options

Fireworks AI

Serverless Inference

Pay-per-token pricing across Standard, Priority, and Fast serverless tiers with postpaid billing and no cold starts

Cached tokens

Cached input tokens billed at a reduced rate on supported models

Batch processing

Async bulk inference billed at a discount to standard serverless requests

Embeddings

Embedding models billed per 1M input tokens, tiered by model parameter count

Fine Tuning

Supervised and preference fine tuning billed per 1M training tokens with LoRA or full-parameter options; reinforcement fine tuning billed per GPU hour

Serverless Training API

Shared always-on trainer pool for LoRA training with no provisioning or idle cost, billed per token prefilled, sampled, and trained

On-demand GPUs

Per-second billing for H100, H200, B200, B300, and GB300 GPU deployments with no start-up charges; region-restricted deployments in the US or Europe are priced at 1.25x the standard rate

Reserved capacity

Guaranteed capacity with higher rate limits and earliest access to new hardware, arranged through sales

Perplexity

Pay-per-token

Per million token pricing with separate input and output rates

Search pricing

Per-request pricing for search-augmented Sonar queries

Getting Started

Fireworks AI

Get Started

1
Explore Model Library
Browse 100+ models at fireworks.ai/models
2
Test in Playground
Experiment with prompts interactively without coding
3
Generate API Key
Create an API key from user settings in your account
4
Make first API call
Use OpenAI-compatible endpoints or Fireworks SDK
5
Scale to production
Transition to on-demand GPU deployments for production workloads

Perplexity

Get Started

1
Create an account
Sign up at perplexity.ai and navigate to API settings
2
Generate API key
Create an API key from your account settings
3
Choose a model
Select from Sonar (search-augmented) or standard open-source models
4
Make first API call
Use the OpenAI-compatible chat completions endpoint

Support & Global Availability

Fireworks AI

Global Regions

18+ global regions across 8 cloud providers with multi-region deployments and BYOC support for enterprise

Support

Documentation, Discord community, status page, email support, and dedicated enterprise support with SLAs

Perplexity

Global Regions

Global availability via cloud infrastructure

Support

API documentation, Discord community, email support