Pre-submission bid intelligence
It doesn't write bids.
It deliberates them.
The thinking a great bid team does on its best day — read the buyer, prove every claim, score it like the panel will — on every bid, even the fourth one this week.
No login. No card. Just upload one answer and see what a panel would mark down.
or start a free trial — no cardAs featured in
In plain English
BidEngine helps bid teams stop submitting weak answers. It reads the tender, finds the scoring risks, locks the win strategy, drafts from verified evidence, checks the response before submission and learns from every outcome.
Real bid · real tender
53
files
34
questions
7 min
scored end-to-end
100%
claims cited
12
submission risks flagged
Before deadline
every risk flagged in time
A live tender pack, processed end-to-end — every weak answer and unverified claim surfaced and ranked before the deadline.
BidEngine doesn't store your bids.
It diagnoses them.
Most bid tools give you a library — somewhere to keep what you've written. BidVault structures your evidence and tells you, bluntly, what's missing. The gaps are why you're losing. No one else is telling you that.
50,000+ evidence records structured across the platform
Thin carbon data?
That's why the last DfT bid scored 6/10.
No social value evidence?
That's why framework renewals keep slipping.
No TUPE case studies?
That's why FM tenders keep going to the incumbent.
None of these get fixed by better writing.
They get fixed by better evidence. BidEngine is the first bid tool that will actually make you do that work — and measure whether it worked.
What BidEngine is not
Don't put us in the writer bracket.
Not an autopilot writer.
Writers help you draft. We stop you submitting bad work — pre-submission scoring, evidence-locked drafting, every claim verified.
Not a proposal plugin.
Plugins glue onto Word. We sit between tender intelligence and submission — the whole pre-submission chain in one auditable spine.
Not a ChatGPT wrapper.
Wrappers reason from the public web. We reason from your verified evidence — and we can't write a claim you can't prove.
How it works
Four steps.
One human approval at the heart.
From tender pack to scored, evidence-backed submission. Platform proposes. Your team owns the strategy. Platform executes against it.
Read the tender
BidIntel profiles the buyer in two minutes — stakeholders, pain points, competitors, win themes, every claim cited. BidGate scores readiness against the buyer's actual evaluation criteria. Deal-breakers flagged before you commit weeks to a tender you were never going to win.
Lock the strategy
You review the win position, ranked priorities and must-prove claims the platform drafts — then sign. The machine never gets the final word on your name. Every downstream answer carries the strategy version that produced it, signed and dated.
Draft from evidence
BidWrite drafts per-question, locked to your verified BidVault evidence and the signed strategy. BidCheck then audits every answer end-to-end — compliance binary, priority alignment weighted — before it goes anywhere near submission.
Refine and learn
BidRefine extracts net-new evidence from your edits and feeds it back into BidVault. BidLearn tags the outcome by buyer and sharpens the next BidGate verdict. Win or lose, the engine gets sharper — your tenth bid is sharper than your first.
You sign the strategy.
Nothing gets written until you do.
Most tools run end-to-end automation. BidEngine inserts a human approval step between intelligence and drafting — your win position, priorities and must-prove claims, signed and version-stamped. Every drafted answer carries the strategy version that produced it.
Gartner predicts “guardian agents” will be 10–15% of the agentic-AI market by 2030. BidEngine builds that supervisory layer natively into the bid workflow — not bolted on after the fact.
Eight specialists. One pipeline.
Each feeds the next. The detail, for when you want it.
BidVault
Holds the proof
Atomises every uploaded doc into structured, searchable proof — original one click away.
BidIntel
Reads the buyer
Two minutes replaces two days of desk research — buyer, competitors, win themes, every claim cited.
BidGate
Calls the bid
GO / CONDITIONAL / NO-GO against the buyer's actual criteria, before you burn the hours.
BidWrite
Drafts the answers
Per-question drafting locked to your verified evidence and the signed strategy.
BidScore
Scores as you draft
Real-time scoring on each answer — weak claims and word-limit drift surfaced inline.
BidRefine
Learns the polish
Every human edit teaches it your voice — and feeds net-new evidence back to the vault.
BidCheck
Audits the work
A real evaluation panel's view — compliance and priority alignment — before you submit.
BidLearn
Carries the lesson
Stop losing the same bid for the same reason twice — outcomes tracked by buyer.
The economics
Win back the days you lose to bid admin. See the maths.
Run your numbersTwo-track calculator · published assumptions · no email gate
Private Cloud (VPC) · Enterprise
Can't let bid data leave your network?
Run BidEngine inside your own cloud.
For security-led organisations — public sector, defence, regulated industries — BidEngine can be deployed single-tenant inside your own Virtual Private Cloud (VPC). Your tenders, your evidence and the AI all stay within your boundary: nothing is sent to third-party AI services, and no tender content leaves your network.
Common questions
The objections buyers actually have.
Answered straight.
Ready to score your next bid?
One bid, one free check. See exactly where a panel would mark you down — before you submit.