Document Processing API | Parsewise vs Sellio: Features, Pricing & Which Is Better (2026)
A side-by-side comparison of Document Processing API | Parsewise and Sellio — features, pricing, and ideal use cases — to help you decide which AI tool fits your workflow.
Document Processing API | Parsewise
Parsewise
RESTful document-processing API for structured data extraction and cross-document reasoning to integrate document intelligence into apps.
Key features
- RESTful API: A simple HTTP API to upload or reference documents and receive structured JSON outputs suitable for integration into web services, backends, and pipelines.
- Structured Data Extraction: Extracts entities, key fields, tables, and relations from documents into normalized, machine-readable structures for downstream processing and analytics.
- Cross-Document Reasoning: Links facts and entities across multiple documents to answer queries that require aggregation, deduplication, or inference across a document set.
- Multi-format Ingestion: Accepts a variety of document formats and returns consistent structured outputs so applications can process PDFs, text, and other documents through a single endpoint.
- Searchable Outputs: Produces structured records and metadata that can be indexed or used directly for semantic search, filtering, and fast retrieval in applications.
- Integration-Focused Documentation: Designed for developer integration with clear REST semantics and predictable JSON responses so teams can onboard quickly and automate workflows.
- Scalable Processing: Built to handle batch and high-throughput document workloads so organizations can process large document volumes without managing ML infrastructure.
- Data Governance & Controls: Provides programmatic controls for document routing and structured output handling to support secure integrations and enterprise workflows.
- RESTful API endpoints for document ingestion and processing
- Structured data extraction (fields, entities, tables) from documents
- Cross-document reasoning and aggregation across multiple documents
- JSON-friendly outputs suitable for integration into apps and pipelines
- Designed for integration into existing technology stacks
Best for
- Automated Invoice Processing: Ingest invoices and extract supplier, totals, line-items, and dates into structured records for accounts payable automation.
- Contract Intelligence: Extract clauses, obligations, and parties from legal documents and link related contracts to answer cross-contract queries.
- Knowledge Base Construction: Convert internal reports, manuals, and documents into indexed structured records that support semantic search and enterprise Q&A.
- Compliance & Audit Trails: Pull structured facts from documents and correlate them across sources to create auditable evidence for regulatory checks.
- Claims Processing: Extract claimant information, policy details, and incident descriptions from submitted documents and reconcile across multiple files.
- Mergers & Acquisitions Diligence: Aggregate and reason over financial statements, contracts, and reports from multiple entities to surface linked insights.
- Automated extraction of structured data from invoices, receipts, and forms
- Contract analysis and extraction of key clauses/terms across a corpus
- Building searchable knowledge bases from collections of documents
- Cross-document reconciliation and entity linking for compliance and auditing
- Feeding extracted structured data into downstream workflows and analytics
Sellio
Sellio
Sellio is an AI customer support platform that unifies live chat, WhatsApp, Instagram, Telegram and email in one shared inbox with optional AI agents.
Key features
- Shared Inbox: One inbox for website chat, WhatsApp, Instagram, Telegram and email, keeping every reply, note and handoff in a single thread.
- Live Chat Widget: Embed a brand-matched chat widget on any site with one snippet and capture visitor context up front.
- AI Support Agent: Train an agent on your site, docs and FAQs so it answers first on website chat and hands off to a teammate without losing context.
- Workflow Automations: Build routing rules, chat triggers and task automations to assign and escalate conversations automatically.
- Ticketing: Turn a conversation into a ticket, assign it and keep the full history as work continues.
- Support Analytics: Track volume, response time, CSAT, automation and AI resolution rates, with scheduled reports on higher plans.
- Voice Replies: Let the AI agent answer with a custom voice inside the website widget on the Plus plan.
- Cost Control for AI: Included monthly AI credits with optional top-ups so teams decide when and how much to spend on AI.
Best for
- Ecommerce Support: Run live chat on a Shopify store in the same inbox as WhatsApp, Instagram and email.
- Hospitality Front Desk: Handle guest messages from WhatsApp, Instagram and website chat in one inbox for front desk and ops.
- SaaS Customer Success: Offer website chat first with other channels alongside it for a single team inbox.
- Agency Client Support: Give an agency team a shared inbox to assign, note and resolve client conversations together.
- AI-First First Response: Deploy an AI agent to answer common questions and escalate complex ones to humans.
- Help Desk Ticketing: Raise work from a customer conversation, assign it and keep history for follow-up.