Hns 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

DimensionHnsTemporal AI
PricingFree (open source, MIT licensed)Free tier + usage-based billing (Billable Action Count)
Primary FocusLocal speech-to-text CLI for developersDurable execution for AI agents and workflows
Deployment100% local, offline after initial model downloadCloud (Temporal Cloud) or self-hosted
Key IntegrationsClaude Code, Ollama, LLM, Codex CLI, Cursor CLIOpenAI Agents SDK, Google ADK, Slack, Kubernetes, Azure
Best ForDevelopers wanting voice input for coding agents or note-takingTeams building reliable, fault-tolerant AI agents with human-in-the-loop
Open SourceYes (MIT)Yes

Temporal AI is for teams needing durable, fault-tolerant orchestration of AI agents and workflows with cloud or self-hosted options; Hns is a lightweight, free CLI for local speech-to-text, ideal for voice programming with AI coding agents. Choose Temporal if you need reliability and state persistence for complex workflows; choose Hns if you just want a simple voice-to-clipboard tool for developer productivity.

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Hns
Hns

hns is a speech-to-text CLI that transcribes your microphone locally with Whisper and copies the text straight to your clipboard.

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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
Free
Freemium
Plans
$0
$150 credits for 90 days
Starting at $50 per million actions
Greater of $500/mo or 10% of usage
Custom
Popularity
10 views
7.5k views
Skill Level
Intermediate
Advanced
API Available
Platforms
CLI
WebAPI
Categories
🎤 Voice Dictation✨ Transcription & Speech-to-Text
🕸️ Agent Frameworks & Orchestration⚙️ Developer Infrastructure
Features
100% local speech-to-text using Whisper
Microphone capture with transcription copied to clipboard automatically
Transcription written to stdout, status messages to stderr for piping
Works offline after the initial Whisper model download
Multi-language transcription covering languages Whisper supports
Install via `uv tool install hns`, pipx, or pip
Runs on Linux, macOS, and Windows
Model and language selection via environment variables
Drive AI coding agents (Claude Code, Codex CLI, Cursor CLI) with dictated prompts
Append dated journal entries to markdown files such as an Obsidian vault
Clean up transcription through a local LLM, e.g. `ollama run gemma3:1b`
Translate dictated speech via an LLM prompt, e.g. polite Japanese with gpt-4.1-nano
Composable with any CLI tool that reads stdin
Open source under the MIT license
Interactive recording flow: press Enter to stop and transcribe
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
Claude Code
Codex CLI
Cursor CLI
Ollama
llm
OpenAI Agents SDK
Google ADK
AWS Lambda
Google Cloud Run
Amazon Bedrock AgentCore
Kubernetes
GitHub Actions
GCP Marketplace
Azure

Who should pick which

  • Solo developer using AI coding agents
    Pick: Hns

    Integrates seamlessly with Claude Code or Cursor CLI for voice-driven coding; free and offline.

  • Team building a fault-tolerant AI agent for customer support
    Pick: Temporal AI

    Durable execution ensures reliability; human-in-the-loop signals allow pause/resume for complex queries.

  • Privacy-conscious user needing offline transcription
    Pick: Hns

    Hns runs 100% locally with no cloud dependency; data never leaves the device.

  • Enterprise orchestrating multi-step microservices with Saga rollbacks
    Pick: Temporal AI

    Supports Saga patterns and compensating transactions; cloud deployment with usage-based billing.

  • Developer wanting voice journaling to file
    Pick: Hns

    Hns can output to stdout for piping to a file; simple and effective note-taking.

Frequently Asked Questions

Hns vs Temporal AI: which should you choose?

Temporal AI is for teams needing durable, fault-tolerant orchestration of AI agents and workflows with cloud or self-hosted options; Hns is a lightweight, free CLI for local speech-to-text, ideal for voice programming with AI coding agents. Choose Temporal if you need reliability and state persistence for complex workflows; choose Hns if you just want a simple voice-to-clipboard tool for developer productivity.

Can Temporal AI run locally?

Yes, Temporal can be self-hosted (open source) or used via Temporal Cloud. The free tier and usage-based billing apply to Cloud.

Does Hns require internet?

Only for the initial model download. After that, transcription is 100% offline.

Which tool better integrates with AI coding agents?

Hns explicitly integrates with Claude Code, Ollama, Codex CLI, and Cursor CLI for voice input. Temporal AI is for orchestrating AI agent workflows but not directly for voice input.

Is Temporal AI open source?

Yes, Temporal is open source with a cloud managed service available.

Can Hns transcribe in multiple languages?

Yes, Hns supports multi-language transcription via Whisper models.

Temporal AI vs Hns for long-running workflows?

Temporal is designed for long-running, fault-tolerant workflows with state persistence. Hns is a simple CLI tool for short audio transcription, not for workflows.

Does Temporal AI have human-in-the-loop features?

Yes, Human-in-the-Loop via signals and pause/resume is a key feature.

Does Hns have a graphical interface?

No, Hns is a CLI-only tool without a GUI.

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Explore each tool further

Hns
View Hns reviewHns alternatives
Temporal AI
View Temporal AI reviewTemporal AI alternatives

Browse these categories

Best AI Voice Dictation toolsBest AI Agent Frameworks & Orchestration toolsBest AI Transcription & Speech-to-Text toolsBest AI Developer Infrastructure tools
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Last reviewed: July 5, 2026