Staxly

Convex vs Replicate

The reactive database where queries are TypeScript code
vs. Run and fine-tune AI models in the cloud — pay-per-second GPU

Convex websiteReplicate website

Pricing tiers

Convex

Starter (Free)
Free with overage via usage-based billing. Great for prototypes.
Free
Professional
$25/developer/month. Overage: $2/M function calls. Daily backups, email support, custom domains.
$25/mo
Business / Enterprise
From $2,500/month. SAML/SSO, SLA, dedicated deployments, Slack Connect support.
$2500/mo
Convex website

Replicate

Pay-as-you-go
Per-second GPU billing. No minimum. Public models billed by processing time or tokens.
$0 base (usage-based)
Enterprise
Custom. Dedicated capacity, private deployments, SOC2, HIPAA on request.
Custom
Replicate website

Free-tier quotas head-to-head

Comparing starter on Convex vs payg on Replicate.

MetricConvexReplicate
db storage gb0.5 GB
deployments40 deployments
egress gb month1 GB/month
file storage gb1 GB
function calls month1000000 calls/month
team members6 users

Features

Convex · 18 features

  • ActionsNon-deterministic functions for external I/O (fetch, AI APIs, email). Cannot rea
  • AuthenticationConvex Auth (built-in) or BYO provider (Clerk, Auth0, Kinde, WorkOS). ID tokens
  • Convex AgentsAI agent framework with durable memory, threads, tool use. Works with OpenAI / A
  • Convex AuthFirst-party auth library: passwords, magic links, OAuth, phone — stored in your
  • Convex ComponentsReusable backend modules (rate limiter, workflow, aggregate, action-retrier, etc
  • Cron JobsRecurring schedules defined in convex/crons.ts. UTC, cron-style patterns.
  • Durable WorkflowsLong-running multi-step workflows with retries and at-least-once guarantees.
  • Exception ReportingAuto-capture errors to Sentry, Axiom, Datadog.
  • File StorageUpload/download via storage API. Returns storage IDs referenced in documents.
  • Full-Text SearchBM25 search index on table fields. withSearchIndex query helper.
  • HTTP ActionsExpose public HTTP endpoints for webhooks, OAuth callbacks, third-party integrat
  • Log StreamsStream function logs to Axiom, Datadog, Sentry. Pro+.
  • MutationsTransactional write functions. All reads + writes in one mutation are ACID; conf
  • Preview DeploymentsEvery Git branch gets its own isolated deployment. Integrates with Vercel/Netlif
  • QueriesDeterministic read-only TS functions. Automatically cached and re-run when under
  • Real-Time SubscriptionsuseQuery auto-subscribes; server invalidates when data a query read changes. No
  • Schedulerschedule.after / schedule.at — enqueue functions to run later. Durable, survives
  • Vector SearchNative vector index on tables. withIndex + filter fields. Up to 4096 dims.

Replicate · 11 features

  • 10k+ ModelsPublic catalog of image, video, audio, LLM, embedding, speech models.
  • Batch PredictionsParallel batch execution.
  • CogOSS tool to containerize ML models. Standard for Replicate.
  • DeploymentsPrivate model endpoints with dedicated GPUs.
  • File StorageTemporary output file hosting.
  • Fine-TuningFine-tune FLUX, SDXL, Llama 2/3 with your data.
  • Per-Second BillingPay only while model runs. No idle cost for public models.
  • PlaygroundInteractive UI for every public model.
  • Predictions APIAsync + sync + streaming predictions.
  • Streaming OutputsSSE streaming for LLMs + audio.
  • WebhooksNotify when predictions complete.

Developer interfaces

KindConvexReplicate
CLIConvex CLICog (package models)
SDKAndroid / Kotlin Client, iOS / Swift Client, JavaScript/TypeScript Client, Next.js Integration, Python Client, React Client (useQuery), Rust Client, Svelte Client, Vue Clientreplicate-go, replicate (Node), replicate-python
RESTDeploy / Dashboard API, HTTP ActionsReplicate REST API
MCPReplicate MCP
OTHERWebSocket SubscriptionsWebhooks
Staxly is an independent catalog of developer platforms. Outbound links to Convex and Replicate are plain references to their official websites. Pricing is verified against vendor pages at publication time — reconfirm before buying.

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