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Spix Pricing 2026

Complete pricing guide for Spix — plans, costs, and free options.

FreemiumFree plan + paid from $20/monthUpdated September 23, 2026

💰 Spix Pricing Overview

Spix uses a freemium pricing model. Free tier available with optional paid upgrades. Current pricing: Sandbox is $0/month for testing, with 1,000 email events and no usage credits or concurrent calls. Agent is $20/month with 500 usage credits, 2 concurrent calls and email support. Operator is $99/month with 5,000 credits, 10 concurrent calls and 8-hour SLA support. Fleet is $299/month for high-volume operations with dedicated support. Credit packs run from $10 for 1,000 credits ($0.0100 each) to $800 for 100,000 credits ($0.0080 each). Add-ons: US local number $3/month, toll-free $5/month, extra inbox $2/month.. Spix is a popular ai agent infrastructure tool known for voice, sms and email infrastructure for ai agents — mcp-native, ~500ms call latency, cli-first. You can get started with Spix for free and upgrade to a paid plan as your needs grow.

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🔍 Compare Before You Buy

See all 5 alternatives →

Comparing Spix to similar tools helps you make the best choice for your budget and needs:

AgentLed

Paid

Working layer for coding agents — inbox, memory, 100+ integrations, approvals, one credit pool

Starting at $15 one-time

Compare with Spix

FlowHunt

Paid

No-code AI agent builder for marketing and SEO teams, with MCP hosting and on-prem options

Starting at $1

Compare with Spix

CMDOP

Freemium

Outbound-only messenger and MCP server for running commands across a fleet of machines with no open ports, no VPN and no infrastructure to provision

Free plan + paid from $5/month

Compare with Spix

Spix Plans & Pricing

Sandbox is

$0/month

For testing, with 1,000 email events and no usage credits or concurrent calls

Most Popular

Agent is

$20/month

500 usage credits, 2 concurrent calls and email support

Operator is

$99/month

5,000 credits, 10 concurrent calls and 8-hour SLA support

Fleet is

$299/month

For high-volume operations with dedicated support

Credit packs run from

$10

For 1,000 credits ($0.0100 each) to $800 for 100,000 credits ($0.0080 each

Add-ons: US local number

$3/month

Toll-free $5/month, extra inbox $2/month

* Pricing information is based on publicly available data and may not reflect current promotions, annual discounts, or regional pricing. Visit the official Spix website for the latest pricing.

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Is Spix Free?

Yes, Spix offers a free plan

Spix offers a free tier that lets you try the platform without any payment. The free plan typically includes core features with usage limits. For power users, paid plans unlock additional features, higher limits, and priority support.

Check Spix pricing at the source

The breakdown above is our summary of Spix's published pricing, not a quote. Plans, limits and what each tier includes change without notice — confirm on Spix's own pages before you buy.

Official Spix site ↗

We do not represent Spix and these links are not paid placements.

Is Spix Worth It?

Spix is a freemium ai agent infrastructure tool that offers 7 key features including Outbound and inbound AI voice calls at roughly 500ms end-to-end latency, SMS and email from the same install, MCP-native, plus a CLI for direct use. Spix gives an AI agent a phone number, an inbox and a voice — the communications primitives that most agent frameworks leave as an exercise for the developer. Install once and the agent can place and receive voice calls, send and receive SMS, and send email, all driven from the CLI or over MCP. The voice pipeline is the substantial part: outbound and inbound AI calls run through real-time transcription and LLM conversation logic with speech synthesis at roughly 500ms end-to-end latency, and calls are driven by reusable playbooks rather than ad-hoc prompts, so a call is a repeatable artefact. Installation is a single curl script, with one-click install prompts published for Claude Code, Codex, OpenClaw and Hermes Agent, which is a clear signal about who the product is for. Billing is a hybrid that suits agent workloads: monthly plans set concurrency limits, email-event allowances and a bundled credit allocation, while usage beyond that draws on credit packs priced from $0.0100 down to $0.0088 per credit at volume. Phone numbers and extra inboxes are add-ons at $3-$5/month. A free Sandbox tier lets you test the voice path before spending anything.

Spix is a good choice if you need:

  • Outbound and inbound AI voice calls at roughly 500ms end-to-end latency
  • SMS and email from the same install
  • MCP-native, plus a CLI for direct use
  • Reusable call playbooks rather than ad-hoc prompts
  • One-command curl install with published prompts for Claude Code, Codex, OpenClaw and Hermes

💡 Value Assessment

With a free tier available, Spix is an easy recommendation for anyone looking to try ai agent infrastructure tools without financial commitment. The paid plans offer good value for power users who need the additional features and higher usage limits.

Spix Key Features

Spix comes packed with features that make it a strong contender in the ai agent infrastructure space. Here's what you get:

1.
Outbound and inbound AI voice calls at roughly 500ms end-to-end latency

Powered by advanced AI models, Spix delivers intelligent content generation capabilities.

2.
SMS and email from the same install

Powered by advanced AI models, Spix delivers intelligent content generation capabilities.

3.
MCP-native, plus a CLI for direct use

MCP-native, plus a CLI for direct use helps you work more efficiently with Spix.

4.
Reusable call playbooks rather than ad-hoc prompts

Reusable call playbooks rather than ad-hoc prompts helps you work more efficiently with Spix.

5.
One-command curl install with published prompts for Claude Code, Codex, OpenClaw and Hermes

One-command curl install with published prompts for Claude Code, Codex, OpenClaw and Hermes helps you work more efficiently with Spix.

6.
Real-time transcription plus LLM conversation logic in the speech pipeline

Audio and voice features enhance the way you interact with Spix.

7.
Phone numbers and extra inboxes as low-cost add-ons

Phone numbers and extra inboxes as low-cost add-ons helps you work more efficiently with Spix.

Spix Alternatives & Their Pricing

Considering alternatives to Spix? Here's how competing tools compare on pricing:

AgentLed

Paid

Working layer for coding agents — inbox, memory, 100+ integrations, approvals, one credit pool

Pricing: Credit-based with no per-seat fees, on a monthly/annual toggle marketed at roughly 15% off annual. Pro is €23.90 per month for 2,000 credits per month (4,000 on annual), with a 7-day free trial: MCP/CLI server access, Knowledge Graph memory, unlimited workflows, public forms, 100+ integrations through credits, one-time top-ups, the AI workflow builder, 2 workspace members, 1 workspace, 2 snapshots per workflow and community support. Teams is €86.90 per month for 7,000 credits (10,000 on annual), adding white-label branding, unlimited members, 5 workspaces, 10 snapshots per workflow and priority support. Custom is contact-priced and packages credits with on-demand fractional delivery engineering hours, unlimited workspaces, SSO, RBAC, GDPR data residency and an SLA. One-time credit packs are sold to active paid plans at $15 for 1,000, $70 for 5,000 and $130 for 10,000; purchased credits roll over and expire six months after the latest purchase.

FlowHunt

Paid

No-code AI agent builder for marketing and SEO teams, with MCP hosting and on-prem options

Pricing: Four published tiers, priced in euros, with a discount for yearly billing and 5 free trial credits on every plan. One credit is stated as roughly $1 and may cover anywhere from 1 to 100 messages or tasks depending on workflow complexity. Starter is €50 per month, or €46 yearly, for 50 credits (up to about 5,000 messages), 1 workspace, 1 team member, 5 workflows and 5 chatbots. Pro is €120 per month, or €110 yearly, for 120 credits (up to about 12,000 messages), 5 workspaces, 10 team members per workspace, 20 workflows, up to 6,000 FlowHunt MCP calls and API access. Premium is €500 per month, or €458 yearly, for 500 credits (up to about 50,000 messages), 10 workspaces, 100 team members, 50 workflows, up to 25,000 MCP calls, on-premise Kubernetes and Docker deployment, custom components and external S3 storage. Enterprise is €1,500 per month with unlimited credits, workspaces, members, workflows and MCP calls, plus SSO and white-labelling.

CMDOP

Freemium

Outbound-only messenger and MCP server for running commands across a fleet of machines with no open ports, no VPN and no infrastructure to provision

Pricing: Free at $0/mo: fast everyday models, unlimited machines, 10 free cmdop.dev addresses (unlimited on your own domain), 20 published sites, 10 GB cloud storage, web and iOS messenger, unrestricted LAN/self-host and bring-your-own AI provider. Pro is $5/mo: stronger models chosen by name, a larger daily AI allowance, 50 free cmdop.dev addresses, 100 published sites, 100 GB storage, fleet features, history and an always-on server agent. Team is $50/mo: frontier models with no ceiling, unlimited addresses, sites and storage, many agents, SSO and an audit log. Annual billing saves 20%. LAN and self-host are unrestricted on every tier including Free.

Blaxel

Freemium

Agent infrastructure: millisecond microVM sandboxes, durable agent storage, and per-workload egress control

Pricing: A free tier is advertised ('get started for free, spin up your first sandbox in under a second'). The pricing page's tier table is rendered client-side and not readable from a plain fetch, so no per-unit rate is quoted here. Managed cloud, self-hosting, and VPC deployment are all offered.

Manufact

Freemium

Cloud hosting, testing, and observability for MCP servers and ChatGPT/Claude apps, built on the mcp-use SDK

Pricing: Usage-based pricing that scales with you: every plan includes a monthly pool of credits, then pay-as-you-go once the pool is used. Per-credit rates are rendered client-side and not readable from a plain fetch.

Ready to try Spix?

Visit the official website for the latest pricing and to get started.

Frequently Asked Questions

Is Spix free to use?

Yes, Spix offers a free tier that you can use without paying. Paid plans starting at $20/month unlock additional features and higher usage limits.

How much does Spix cost in 2026?

As of 2026, Spix pricing is: Sandbox is $0/month for testing, with 1,000 email events and no usage credits or concurrent calls. Agent is $20/month with 500 usage credits, 2 concurrent calls and email support. Operator is $99/month with 5,000 credits, 10 concurrent calls and 8-hour SLA support. Fleet is $299/month for high-volume operations with dedicated support. Credit packs run from $10 for 1,000 credits ($0.0100 each) to $800 for 100,000 credits ($0.0080 each). Add-ons: US local number $3/month, toll-free $5/month, extra inbox $2/month.. Pricing may vary based on billing cycle (monthly vs annual) and region. Visit the official Spix website for the most current pricing.

What is the cheapest Spix plan?

The cheapest option is the free tier. If you need premium features, the most affordable paid plan is Agent is at $20/month.

What are the best alternatives to Spix?

Popular alternatives to Spix include AgentLed, FlowHunt, CMDOP. Each offers different features and pricing structures. Compare them on AISO Tools to find the best fit for your needs and budget.

Is Spix worth the price?

Spix is well-regarded in the agent-infrastructure space, offering features like Outbound and inbound AI voice calls at roughly 500ms end-to-end latency, SMS and email from the same install, MCP-native, plus a CLI for direct use. Whether it's worth the investment depends on your specific needs, usage volume, and budget. The free tier lets you try it before committing to a paid plan.

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