vioscaleAI
Comparison

Inngest vs Solace

On the evidence we track, Inngest leads this comparison with a composite score of 56/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Inngest full profile →Solace full profile →
Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.
★Inngest56
Solace48
Score
vioscaleAI score
Inngest56 / 100medium · 69%
Solace48 / 100low · 6%
Pricing
Free tier
Inngest✓
Solace–
Model
Inngestfreemium
Solace–
Price level
Inngestlow
Solace–
Transparent
Inngest✗
Solace–
Integrations
Count
Inngest3
Solace4
Security
Certifications
InngestSOC 2 Type II
Solace–
Disclosure policy
Inngest✓
Solace–
Hipaa
Inngest✓
Solace–
Soc2
Inngest✓
Solace–
Trust center
Vulnerabilities
Reliability
Status page
Inngest✓
Solace–
Adoption
Dependent repos
Inngest2
Solace–
Github stars
Inngest5,939
Solace–
Package downloads weekly
Inngest2,477,593
Solace–
Activity
Commits last 30d
Inngest100
Solace–
Release
Cadence days
Inngest4
Solace–
History
Inngest20 items
Solace–
License
Spdx
InngestApache-2.0
Solace–
Language
Primary
InngestGo
Solace–
Content
Faq
Inngest7 items
Solace4 items

Capabilities

Feature-by-feature on the axes that matter for message queues. “-” means undocumented, not absent.

Core
Messaging paradigm
InngestDurable execution
SolacePub/sub
Correctness
Delivery guarantee
InngestAt-least-once
SolaceAt-most-once
Ordering guarantee
Inngest-
SolacePer-partition
Durability
Durable replayable log
Inngest✓
Solace✗
Message replay / rewind
Inngest✓
Solace-
Interop
Wire protocol
InngestHTTPS
SolaceMQTT, REST, JMS, Direct
Kafka-protocol compatible
Inngest✗
Solace-
Scale
Partitioned horizontal scaling
Inngest✓
Solace✓
Geo / cross-region replication
Inngest-
Solace-
Consumption
Consumer groups / competing consumers
Inngest✗
Solace✓
Dead-letter queue
Inngest-
Solace-
Deployment
Managed cloud offering exists
Inngest✓
Solace✓
Hosting
InngestCloud + self-hosted
SolaceCloud + self-hosted
Processing
Built-in stream processing
Inngest✗
Solace-

What each one is

The product in its own terms, so the numbers below have context.

Inngest

Leader

Inngest enables developers to write durable functions with built-in checkpointing and retry logic that survive failures. Functions execute step-by-step with automatic recovery and detailed observability, eliminating the need for manual infrastructure management.

Independently observed

Solace

A messaging service that enables developers to create event-driven applications and microservices using multiple programming languages and open protocols (MQTT, REST, JMS, proprietary Direct) across cloud and self-hosted deployment options.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Inngest

Leader
from $0.50/moSubscriptionFree tier

Free tier available. Pro from $99/mo + metered usage.

  • HobbyFree
    • 50k executions
    • 5 concurrent executions
    • 500 MB span data ingested
    • 10K scores
    • 500k events ingested
    • +6 more
  • ProStarting at $99/mo + metered usage
    • 1M executions included
    • Pay as you go up to 20M
    • 100+ concurrent executions
    • 5 GB span data ingested
    • 50K scores
    • +8 more
  • EnterpriseContact sales
    • Custom executions
    • Custom concurrent executions
    • Custom span data ingested
    • Custom scores
    • Custom events ingested
    • +5 more
as of verify ↗

Solace

Pricing not documented yet.

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
Inngest✓
Solace✗
CLI
Inngest✓
Solace✓
Deployment
Cloud / SaaS
Inngest✓
Solace✓
Self-hosted
Inngest✓
Solace✓

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Inngest

Leader
6 total
  • Datadog
  • Vercel
  • OpenAI
  • Discord
  • Deno
  • PostgreSQL
Independently observed

Solace

4 total
  • AWS
  • Kafka
  • Spark
  • IBM WebSphere
Independently observed
Still deciding?

Inngest or Solace: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.