Conversation API vs Temporal AI

Side-by-side comparison of features, pricing, and ratings

Analysis reviewed Live tool data as of 2026-10-18
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At a glance

DimensionConversation APITemporal AI
Complexity/SetupLow – zero-setup: API key + conversation_id, dashboard management.High – requires SDK, workflow code, infrastructure (workers, queues).
Primary Use CaseStateful AI chat with auto-persistent memory for conversational apps.Durable execution for AI agents, microservices, long-running workflows.
State ManagementAutomatic database storage of conversation history via conversation_id.Automatic state capture at every step, survives crashes/retries.
Supported ModelsOpenAI GPT, Anthropic Claude, Google Gemini (latest models from news).Any via SDK integration (e.g., OpenAI Agents SDK, Google ADK).
Pricing ModelFreemium: Free Sandbox (full features, free forever); paid Core/Scale plans from April 2026.Freemium: self-hosted open-source free; Temporal Cloud usage-based billing (June 2026).
Target AudienceLow-code builders, startups, product managers, solo founders.Engineers building reliable, fault-tolerant systems.

Choose Temporal AI if you are building production-grade AI agents or complex microservice workflows that demand durability, automatic retries, and full execution visibility. Choose Conversation API if you need to add stateful AI chat to your app with minimal backend effort and zero infrastructure management, ideal for rapid prototyping and low-code teams. Temporal offers more power and flexibility but requires significant setup; Conversation API trades depth for simplicity and speed.

Conversation API
Conversation API

Amarsia's Conversation API adds stateful AI chat — stored message history, streaming, and credit-based multi-model routing.

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Temporal AI
Temporal AI

Durable execution platform that keeps AI agents and long-running workflows alive through crashes, retries, and abandoned sessions.

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Pricing
Freemium
Freemium
Plans
$0/mo
$49/mo
$399/mo
Custom quote
$150 credits for 90 days
Starting at $50 per million actions
Greater of $500/mo or 10% of usage
Custom
Popularity
4 views
7.5k views
Skill Level
Beginner-friendly
Advanced
API Available
Platforms
WebAPI
WebAPI
Categories
📦 LLM App Frameworks & SDKs🧠 Agent Memory & Runtimes
🕸️ Agent Frameworks & Orchestration⚙️ Developer Infrastructure
Features
Automatic conversation storage with a conversation_id returned on every call
Named conversations with retrievable message history
Attach metadata to chat threads for debugging sessions
Streaming API for real-time token responses
Model registry routing across Light, Standard, Premium, and Premium+ credit tiers
Light tier: Haiku 4.5, Gemini Flash, GPT-5.4 Mini at 0.25 credits per run
Standard tier: Sonnet 4.6, GPT-5.4, Gemini Pro at 1 credit per run
Premium tier: Opus 4.6 and GPT-5.4 Pro at 2 credits per run
Premium+ for Opus 4.6 with long context (32k+) at 3 credits per run
Amazon Bedrock API key support for bring-your-own-key workflows
Tools 3.0 pause/resume tool calling for step-through debugging
JavaScript SDK (@amarsia/sdk) and React hooks (@amarsia/react)
Testing playground for iterating on prompts and assistants
Security controls for assistants: authentication toggle and IP allowlist
Monitoring dashboard for interaction analytics
Durable execution captures Workflow state at every step with no checkpointing or recovery code
Native SDKs for Go, Java, Python, TypeScript, .NET, PHP, Ruby, and Rust
Activities retry automatically with backoff, four timeout classes, and heartbeating
Signals, Queries, and Updates read and mutate running Workflows mid-flight
Workflow Streams for real-time interactivity with running executions
Durable AI agents via OpenAI Agents SDK and Google ADK running LLM and tool calls as Activities
Serverless Workers host durable AI agents on Amazon Bedrock AgentCore
Serverless Workers on AWS Lambda (public preview) and GCP Cloud Run (pre-release)
Standalone Activities as a durable job-queue pattern, GA across six SDKs (2026-09-15)
Native Task Queue priority and fair distribution without a custom queueing layer
Durable Timers sleep for months; cron Schedules support backfill and Continue-As-New
Saga pattern via compensating transactions that read like try/catch
Worker Versioning pins Workflows to a version so deploys don't corrupt in-flight runs
Cloud UI Strict Session Mode enforces 15-min inactivity timeout and 12-hour max session (GA 2026-09-18)
Replay tests validate against real histories; time-skipping tests fast-forward long timers in CI
Integrations
Amazon Bedrock
MCP
OpenAI Agents SDK
Google ADK
AWS Lambda
Google Cloud Run
Amazon Bedrock AgentCore
Kubernetes
GitHub Actions
GCP Marketplace
Azure

What real users say: Conversation API vs Temporal AI

Not marketing copy and not our opinion — a structured sweep of public discussion (reviews, forums, communities and video comments), showing what people praise and what they complain about for each tool.

Conversation API

34 mentions across 4 sources · 39% positive — critical (averaged across 4 sources)

Reddit, Hacker News, Product Hunt, Lemmy

What users praise

  • • Zero-setup persistence: no database or backend to manage
  • • Simple REST API with JavaScript SDK and React hooks
  • • Streaming API for real-time, chunk-by-chunk responses
  • • Supports multiple models: OpenAI, Anthropic, Google Gemini

What frustrates them

  • • Context window size limits and pruning not documented
  • • No webhook support for real-time event triggers
  • • Multilingual support unclear from community feedback
  • • Limited community data beyond launch day buzz

Researched Jul 3, 2026

Temporal AI

No verifiable community signal. We scanned public discussion on Oct 14, 2026 and found posts matching the name “Temporal AI”, but could not establish that they are about this product rather than something else sharing its name. Rather than publish a score built on the wrong subject, we publish none.

Who should pick which

  • Solo founder building a customer support chatbot
    Pick: Conversation API

    Conversation API's zero-setup stateful memory and dashboard let you launch quickly without dev ops - perfect for solo devs with limited time.

  • Engineering team building a financial transaction pipeline with rollbacks
    Pick: Temporal AI

    Temporal's Saga pattern, automatic retries, and state capture are ideal for reliable multi-step transactions in a production environment.

  • Product manager adding AI chat to a SaaS app
    Pick: Conversation API

    With Conversation API's no-code assistant builder and monitoring dashboard, PMs can own the feature without developer dependency.

  • AI startup building a multi-agent orchestration system
    Pick: Temporal AI

    Temporal's durable execution, serverless workers, and AI agent SDK integrations (OpenAI, Google ADK) provide the fault tolerance and visibility needed for production AI agents.

  • Low-code builder prototyping a chat app with memory
    Pick: Conversation API

    Conversation API's simple REST API and JavaScript SDK make it easy to add persistent chat in minutes without backend setup.

Frequently Asked Questions

Conversation API vs Temporal AI: which should you choose?

Choose Temporal AI if you are building production-grade AI agents or complex microservice workflows that demand durability, automatic retries, and full execution visibility. Choose Conversation API if you need to add stateful AI chat to your app with minimal backend effort and zero infrastructure management, ideal for rapid prototyping and low-code teams. Temporal offers more power and flexibility but requires significant setup; Conversation API trades depth for simplicity and speed.

Can Temporal AI be used for simple chat applications?

Yes, but it's overkill. Temporal is designed for durable orchestrations; for simple stateful chat, Conversation API provides a lighter, purpose-built solution.

Does Conversation API support custom fine-tuned models?

No, it only supports the listed models (OpenAI, Anthropic, Google). For custom fine-tuning, you would need another solution.

Is Temporal truly free for self-hosted use?

Yes, the open-source Temporal Server is free to self-host. The Cloud offering has usage-based pricing (as of June 2026 news).

Can Conversation API be used for high-frequency real-time systems?

It's not ideal; its streaming API is designed for chat responses, not for low-latency, high-frequency use cases like live transcription.

Does Temporal support human-in-the-loop workflows?

Yes, via signals and pause/resume features, allowing workflows to wait for human input before proceeding.

What happens to conversation data in Conversation API's free sandbox?

The sandbox is free forever with full features (April 2026 news), but data may reside in Amarsia's EU or US regions; custom residency requires higher tiers.

Can I use Temporal for serverless workers?

Yes, Temporal recently introduced Serverless Workers (Replay 2026 news), removing the need to manage worker infrastructure.

Does Conversation API have version control for prompts?

Yes, it supports release meta for versioning conversations and assistants, plus a testing playground for iterative development.

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Last reviewed: July 3, 2026